[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.16"]
[EventDate "1980.03.16"]
[Round "1"]
[Result "1-0"]
[White "Lev Alburt"]
[Black "Mark Ginsburg"]
[ECO "A54"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "77"]

1.c4 e5 2.Nc3 Nf6 3.Nf3 d6 4.d4 e4 5.Nd2 Bf5 6.g4 Bxg4 7.Ndxe4
Nbd7 8.Qd3 Be7 9.Qg3 Bf5 10.Bg2 Rb8 11.Nxf6+ Bxf6 12.Qe3+ Qe7
13.Nb5 Qxe3 14.Bxe3 Kd8 15.Nxa7 c6 16.Bxc6 bxc6 17.Nxc6+ Kc7
18.Nxb8 Nxb8 19.Kd2 Re8 20.Kc3 Bg4 21.Rhe1 Re4 22.b4 Nc6
23.Rad1 Be6 24.a4 h5 25.Rg1 g6 26.Rg3 Ne5 27.dxe5 Bxe5+ 28.Bd4
Bxg3 29.hxg3 Rxe2 30.b5 g5 31.a5 Bg4 32.Ra1 Bf3 33.a6 h4 34.b6
Kd7 35.gxh4 gxh4 36.Be3 d5 37.b7 d4 38.Bxd4 Re8 39.Be5 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.16"]
[EventDate "1980.03.16"]
[Round "1"]
[Result "0-1"]
[White "Walter Shawn Browne"]
[Black "Joel Benjamin"]
[ECO "E60"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "82"]

1.d4 Nf6 2.Nf3 g6 3.c4 c5 4.Nc3 cxd4 5.Nxd4 Bg7 6.e4 O-O 7.Be2
Nc6 8.Be3 b6 9.O-O Bb7 10.f3 Rc8 11.Rc1 Nxd4 12.Bxd4 Bh6
13.Rc2 Nh5 14.g3 Ng7 15.f4 f5 16.Rd2 Bc6 17.e5 Ne6 18.Be3 g5
19.Bf3 Qe8 20.Bh5 Qd8 21.Bf3 Qe8 22.Bh5 Qd8 23.Nb5 gxf4
24.gxf4 Kh8 25.Rff2 Rg8+ 26.Kf1 Rg7 27.Nxa7 Qg8 28.Ke2 Nxf4+
29.Bxf4 Qxc4+ 30.Rd3 Bxf4 31.Nxc6 Qe4+ 32.Kf1 Rcg8 33.Rg3 Rxg3
34.hxg3 Qh1+ 35.Ke2 Qxh5+ 36.Rf3 Rxg3 37.Nd4 Rg2+ 38.Kd3 Rd2+
39.Qxd2 Bxd2 40.Kxd2 Qh2+ 41.Kd3 e6 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.16"]
[EventDate "1980.03.16"]
[Round "1"]
[Result "1-0"]
[White "Jay E Whitehead"]
[Black "Arthur Bisguier"]
[ECO "C65"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "87"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.d4 exd4 5.O-O Be7 6.e5 Ne4
7.Nxd4 Nxd4 8.Qxd4 Nc5 9.Nc3 c6 10.Bc4 O-O 11.Bf4 b5 12.Bb3
Ne6 13.Bxe6 dxe6 14.Qe3 f5 15.exf6 Bxf6 16.Rad1 Qb6 17.Qg3
Bxc3 18.Bc7 Qb7 19.bxc3 e5 20.Qxe5 Bf5 21.Rfe1 Rf7 22.Bd8 Bxc2
23.Qe8+ Rf8 24.Rd7 Qxd7 25.Qxd7 Raxd8 26.Qxc6 Bd3 27.f3 Bc4
28.a4 Rc8 29.Qb7 Rb8 30.Qxa7 Ra8 31.Qb7 Rfb8 32.Qc7 Rc8 33.Qd7
Rd8 34.Qg4 Rxa4 35.Re7 Bf7 36.Qf5 Bc4 37.Rxg7+ Kxg7 38.Qg5+
Kf7 39.Qxd8 Ra1+ 40.Kf2 Ra2+ 41.Kg3 Rc2 42.Qd7+ Kg8 43.Qg4+
Kh8 44.Qf5 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.16"]
[EventDate "1980.03.16"]
[Round "1"]
[Result "1/2-1/2"]
[White "Nick DeFirmian"]
[Black "Vladimir Raicevic"]
[ECO "C00"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "83"]

1.e4 e6 2.Nf3 d5 3.Nc3 Nf6 4.e5 Nfd7 5.d4 c5 6.dxc5 Nc6 7.Bf4
Nxc5 8.Qd2 Be7 9.O-O-O a6 10.h4 b5 11.Qe3 b4 12.Ne2 O-O
13.Ned4 Bd7 14.Bg5 Nxd4 15.Nxd4 a5 16.Kb1 a4 17.Bd3 f6 18.exf6
Bxf6 19.f4 Qb6 20.Bxf6 gxf6 21.Rh3 Rf7 22.Rg3+ Kh8 23.h5 a3
24.b3 Qd6 25.Nf3 Rc8 26.Nh4 Nxd3 27.cxd3 Be8 28.Ng6+ hxg6
29.hxg6 Rg7 30.Rh1+ Kg8 31.Rgh3 Kf8 32.Rh8+ Ke7 33.R8h7 Rxh7
34.gxh7 Qc7 35.Qd2 Bg6 36.h8=Q Rxh8 37.Rxh8 Qc5 38.Rb8 Kd7
39.Rb7+ Kd8 40.Rb8+ Kd7 41.Rb7+ Kd8 42.Rb8+ 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.16"]
[EventDate "1980.03.16"]
[Round "1"]
[Result "1/2-1/2"]
[White "John A Grefe"]
[Black "Roman Dzindzichashvili"]
[ECO "B22"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "62"]

1.e4 c5 2.c3 d5 3.exd5 Qxd5 4.d4 e6 5.Nf3 Nf6 6.Bd3 cxd4
7.cxd4 Nc6 8.Nc3 Qd6 9.O-O Be7 10.Nb5 Qd8 11.Bf4 Nd5 12.Bg3
O-O 13.Rc1 Bd7 14.Be4 Ncb4 15.Bxd5 Nxd5 16.Nc7 Nxc7 17.Bxc7
Qe8 18.Ne5 Bb5 19.Re1 Rc8 20.d5 exd5 21.Qxd5 Bg5 22.Rc3 Bc6
23.Qd1 Rxc7 24.Nxc6 Qd7 25.Qxd7 Rxd7 26.Nxa7 g6 27.a3 Ra8
28.Nb5 Bd2 29.Rd1 Bxc3 30.Rxd7 Bxb2 31.Rxb7 Bxa3 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.16"]
[EventDate "1980.03.16"]
[Round "1"]
[Result "1-0"]
[White "John Fedorowicz"]
[Black "Anthony Miles"]
[ECO "B42"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "89"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 Nf6 6.O-O d6 7.c4
Be7 8.Nc3 O-O 9.Qe2 Bd7 10.f4 Nc6 11.Nf3 e5 12.f5 Nd4 13.Qf2
Nxf3+ 14.gxf3 Nh5 15.Nd5 Bg5 16.Kh1 Bxc1 17.Raxc1 Bc6 18.Nb6
Nf4 19.Rfd1 Rb8 20.Bf1 g6 21.c5 gxf5 22.Rxd6 Qg5 23.Qg3 Qxg3
24.hxg3 Nh5 25.Kh2 fxe4 26.fxe4 Kg7 27.Bxa6 Nf6 28.Bd3 Ne8
29.Rd5 Bxd5 30.exd5 Rd8 31.Bf5 Nf6 32.d6 Rfe8 33.d7 Re7 34.b4
e4 35.b5 Nxd7 36.Bxd7 Rexd7 37.Nxd7 Rxd7 38.a4 e3 39.Kg2 e2
40.Re1 Rd5 41.c6 bxc6 42.b6 Rd2 43.a5 Rb2 44.Kf2 Rb5 45.Ra1
1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.16"]
[EventDate "1980.03.16"]
[Round "1"]
[Result "1-0"]
[White "Efim Geller"]
[Black "Julio Argentino Kaplan Pera"]
[ECO "B83"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "67"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be2 Be7 7.O-O
O-O 8.f4 a6 9.a4 Nc6 10.Be3 Qc7 11.Kh1 Rd8 12.Qe1 Nxd4 13.Bxd4
e5 14.Bg1 exf4 15.a5 Re8 16.Bb6 Qb8 17.Rxf4 Be6 18.Qg3 Nd7
19.Bd4 Ne5 20.Na4 Bd8 21.b4 d5 22.Rff1 Ng6 23.Qc3 f6 24.Nc5
Bf7 25.Bf3 Bc7 26.g3 Ne5 27.exd5 Rd8 28.Ne6 Nxf3 29.Rxf3 Bxe6
30.dxe6 Rxd4 31.Qxd4 Be5 32.Qd5 Bxa1 33.e7 Kh8 34.Rd3 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.16"]
[EventDate "1980.03.16"]
[Round "1"]
[Result "1-0"]
[White "Jon Loftur Arnason"]
[Black "Larry Christiansen"]
[ECO "B16"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "99"]

1.e4 c6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Nf6 5.Nxf6+ gxf6 6.c3 Bf5
7.Nf3 e6 8.g3 Bd6 9.Bg2 Nd7 10.O-O Qc7 11.Be3 Bg4 12.Qb3 Bxf3
13.Bxf3 h5 14.c4 h4 15.c5 Be7 16.Qa4 hxg3 17.fxg3 a6 18.b4
O-O-O 19.Qc2 Rdg8 20.a4 f5 21.Bg2 Nf6 22.Rad1 Ng4 23.Bf4 Bg5
24.Qd3 Bxf4 25.Rxf4 Rxh2 26.b5 axb5 27.axb5 Rxg2+ 28.Kxg2 Nf6
29.Rf3 Nd5 30.Rdf1 Qa5 31.bxc6 bxc6 32.Qa3 Qxa3 33.Rxa3 Rg4
34.Ra8+ Kd7 35.Ra7+ Ke8 36.Rb1 Kf8 37.Rbb7 f4 38.Rxf7+ Kg8
39.Rfd7 Rxg3+ 40.Kf2 Kh8 41.Rh7+ Kg8 42.Rhd7 Kh8 43.Ra8+ Rg8
44.Rxg8+ Kxg8 45.Rd6 Kf7 46.Rxc6 Kf6 47.Rd6 Nc3 48.Kf3 Nb5
49.Rd7 e5 50.c6 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.16"]
[EventDate "1980.03.16"]
[Round "1"]
[Result "1/2-1/2"]
[White "Eugenio Torre"]
[Black "Margeir Petursson"]
[ECO "B72"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "60"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be2 Bg7 7.Nb3
Nc6 8.O-O O-O 9.Kh1 a6 10.f4 b5 11.Bf3 Bd7 12.a3 Rb8 13.Re1 b4
14.axb4 Nxb4 15.e5 Ne8 16.Ne4 Be6 17.Nd4 dxe5 18.Nxe6 fxe6
19.Qe2 Nc7 20.fxe5 Nc6 21.Rd1 Qe8 22.Nc5 Nxe5 23.Be4 Qb5
24.Qxb5 Rxb5 25.Nd3 Rd8 26.Bf4 Nxd3 27.Bxd3 Rb7 28.Bxc7 Rxc7
29.Rxa6 Bxb2 30.Rxe6 Kg7 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.16"]
[EventDate "1980.03.16"]
[Round "1"]
[Result "0-1"]
[White "Steven M Odendahl"]
[Black "Miguel A Quinteros"]
[ECO "A43"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "104"]

1.d4 c5 2.d5 g6 3.c4 Bg7 4.Nc3 Nf6 5.e4 O-O 6.Bd3 d6 7.h3 Na6
8.Nf3 e5 9.dxe6 Bxe6 10.O-O Nd7 11.Bg5 Bf6 12.Bh6 Re8 13.Qd2
Nb4 14.Ng5 Nxd3 15.Nxe6 Rxe6 16.Qxd3 g5 17.Qg3 Bxc3 18.Bxg5
Be5 19.Qg4 h5 20.Qxe6 fxe6 21.Bxd8 Rxd8 22.Rab1 h4 23.Kh1 Nf6
24.Rfe1 Nh5 25.Re2 Rf8 26.Rbe1 Rf7 27.Rd2 Rg7 28.a3 a5 29.a4
Kf7 30.Rf1 Kf6 31.Rb1 Bd4 32.Kh2 Ke5 33.f3 Be3 34.Rd3 Bf4+
35.Kh1 Bh6 36.Rb3 Nf4 37.Rg1 Ne2 38.Re1 Nd4 39.Rd3 Rg8 40.Kg1
Rc8 41.Kf2 Bf4 42.Rb1 Rc6 43.Rc3 Rb6 44.b3 Rb4 45.Rb2 Kf6
46.Ke1 Kg5 47.Kf2 Be5 48.Rb1 Kf4 49.Rd3 b5 50.cxb5 c4 51.Rc3
Nxb3 52.Rc2 Rxa4 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.16"]
[EventDate "1980.03.16"]
[Round "1"]
[Result "1-0"]
[White "Bent Larsen"]
[Black "Vitaly F Zaltsman"]
[ECO "A03"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "89"]

1.f4 d5 2.Nf3 g6 3.d3 Bg7 4.e4 dxe4 5.dxe4 Qxd1+ 6.Kxd1 Nc6
7.c3 Nf6 8.e5 Nd5 9.Bd3 Bg4 10.Be4 O-O-O 11.Ke2 f6 12.Rd1 Be6
13.exf6 exf6 14.Na3 Rhe8 15.Kf2 Bf8 16.Nc2 Bc5+ 17.Kg3 f5
18.Bxd5 Bxd5 19.Re1 Rxe1 20.Ncxe1 Re8 21.Nd3 Bd6 22.Kf2 Bc4
23.Nfe1 Bf8 24.b3 Bd5 25.Be3 Bg7 26.Rc1 b6 27.Nf3 Be4 28.Ke2
a5 29.g3 Ne7 30.c4 Nc6 31.Nf2 Nb4 32.Nxe4 fxe4 33.Ng5 h6
34.Nh3 Nxa2 35.Re1 Nb4 36.Nf2 c5 37.Rd1 Re6 38.g4 Nc6 39.f5
gxf5 40.gxf5 Rf6 41.Nxe4 Rf8 42.Rd6 Kc7 43.f6 Bh8 44.Bxh6 Re8
45.Rxc6+ 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.16"]
[EventDate "1980.03.16"]
[Round "1"]
[Result "1/2-1/2"]
[White "Douglas Root"]
[Black "Peter Biyiasas"]
[ECO "C44"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "123"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. c3 d5 5. exd5 Qxd5 6. cxd4
Bg4 7. Nc3 Bb4 8. Be2 Bxf3 9. Bxf3 Qc4 10. Bxc6+ bxc6 11. Qe2+
Qxe2+ 12. Kxe2 Nf6 13. Na4 Kd7 14. a3 Rhe8+ 15. Kf3 Bf8
16. Bd2 Nd5 17. Rhe1 Nb6 18. Nxb6+ cxb6 19. Re3 Re6 20. Rae1
Rae8 21. Bc3 g6 22. a4 Bh6 23. Re5 f6 24. Rxe6 Rxe6 25. Rd1
Kd6 26. a5 b5 27. a6 Kd5 28. Bb4 Re8 29. Bc5 Bf8 30. Rc1 Bxc5
31. Rxc5+ Kd6 32. b4 Rb8 33. d5 cxd5 34. Ke3 Rb6 35. Kd4 Rxa6
36. Rxb5 Ra2 37. Rxd5+ Kc6 38. Rc5+ Kb6 39. Ke3 Ra3+ 40. Kd2
Rb3 41. Rc4 Rb2+ 42. Ke3 a6 43. Rh4 h5 44. Rf4 f5 45. Kd3 Kb5
46. Kc3 Re2 47. Kb3 Rd2 48. g3 h4 49. gxh4 Rd3+ 50. Kc2 Rh3
51. h5 Rxh5 52. h4 Rh8 53. Kb3 Kc6 54. Ka4 Rd8 55. h5 gxh5
56. Rxf5 Rh8 57. Rf6+ Kb7 58. b5 h4 59. bxa6+ Ka7 60. Rg6 h3
61. Rg1 Kxa6 62. Rh1 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.16"]
[EventDate "1980.03.16"]
[Round "1"]
[Result "0-1"]
[White "Victor J Frias Pablaza"]
[Black "Svetozar Gligoric"]
[ECO "D34"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "64"]

1.d4 e6 2.c4 d5 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2
Be7 8.O-O O-O 9.Bf4 Bg4 10.Ne5 Bh5 11.dxc5 Bxc5 12.Nxc6 bxc6
13.Rc1 Re8 14.Bg5 Bb6 15.Bf3 Bxf3 16.exf3 h6 17.Bxf6 Qxf6
18.Kg2 Bd4 19.Qd3 Re6 20.b4 Rb8 21.b5 Bxc3 22.Rxc3 cxb5
23.Rfc1 Qd8 24.Rc7 Re7 25.Rxe7 Qxe7 26.Qxd5 a5 27.Rc5 Qe8
28.a4 b4 29.Rxa5 b3 30.Rb5 Rxb5 31.axb5 Qe6 32.Qc5 b2 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.16"]
[EventDate "1980.03.16"]
[Round "1"]
[Result "1-0"]
[White "Leonid Alexandrovich Shamkovich"]
[Black "Ron W Henley"]
[ECO "B93"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "67"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 a6 6. f4 Qc7
7. Bd3 e5 8. Nf3 Be7 9. O-O O-O 10. Kh1 Re8 11. fxe5 dxe5
12. Nh4 Be6 13. Nf5 Bf8 14. Bg5 Nbd7 15. Qf3 Kh8 16. Rae1 Rac8
17. Re2 Qb6 18. Nd1 g6 19. Nfe3 Be7 20. b3 Nh5 21. Bxe7 Rxe7
22. Bc4 Qa5 23. Bxe6 fxe6 24. Nc4 Qb4 25. a3 Qc5 26. Qe3 Qxe3
27. Ndxe3 b5 28. Nd6 Rc6 29. Rd2 Kg7 30. Ne8+ Rxe8 31. Rxd7+
Kg8 32. Ng4 Rxc2 33. g3 Rec8 34. Rff7 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.16"]
[EventDate "1980.03.16"]
[Round "1"]
[Result "0-1"]
[White "Anatoly Lein"]
[Black "Bozidar Ivanovic"]
[ECO "B23"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "144"]

1.e4 c5 2.Nc3 Nc6 3.f4 e6 4.Nf3 Nge7 5.d4 cxd4 6.Nxd4 Nxd4
7.Qxd4 a6 8.Qf2 b5 9.Bd3 Ng6 10.Be3 Bb7 11.Bd4 Qc7 12.O-O f6
13.Bb6 Qc6 14.Be3 Rc8 15.a4 b4 16.Ne2 Bc5 17.Bxc5 Qxc5 18.Qxc5
Rxc5 19.Nd4 O-O 20.a5 Rb8 21.Ra4 Bc8 22.g3 d6 23.Nb3 Rc7
24.Raa1 e5 25.f5 Ne7 26.Nd2 Bb7 27.b3 d5 28.exd5 Nxd5 29.Nc4
Nc3 30.Nd6 Ba8 31.Rfe1 Kf8 32.Kf1 Rd8 33.Nc4 Rc5 34.Ne3 Bb7
35.Kg1 e4 36.Bc4 Rd2 37.Rf1 Rc6 38.Rf2 Rcd6 39.Raf1 R2d4 40.g4
Ke7 41.h4 Nd1 42.Re2 Nxe3 43.Rxe3 Rd2 44.Bd3 Rd4 45.Rfe1 Kd6
46.Bxe4 Bd5 47.g5 Kc5 48.Bxd5 Rg4+ 49.Kf1 Rxd5 50.gxf6 Rxf5+
51.Ke2 gxf6 52.Kd1 Rxh4 53.Kc1 Rhf4 54.Re7 Rf1 55.Rxf1 Rxf1+
56.Kd2 h5 57.Rh7 Rf5 58.c3 Rg5 59.c4 Kd4 60.Rd7+ Ke4 61.Rd6
Rxa5 62.Rxf6 Ra2+ 63.Kc1 h4 64.Rh6 Rh2 65.Rxa6 h3 66.Rh6 Kd4
67.Kd1 Kc3 68.c5 Rh1+ 69.Ke2 Kxb3 70.c6 Rc1 71.Rxh3+ Ka2
72.Rh4 Ka3 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.16"]
[EventDate "1980.03.16"]
[Round "1"]
[Result "0-1"]
[White "Evgenij Ermenkov"]
[Black "Michael Wilder"]
[ECO "B50"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "74"]

1.e4 c5 2.Nf3 d6 3.Nc3 e5 4.Bc4 Be6 5.d3 Nf6 6.Bg5 Be7 7.O-O
O-O 8.Nd2 Nc6 9.Bxf6 Bxf6 10.Bd5 Qd7 11.Nc4 Ne7 12.a4 Nxd5
13.Nxd5 Bxd5 14.exd5 Rad8 15.Re1 Bg5 16.a5 f5 17.c3 Rf6 18.Qh5
Rg6 19.Rab1 e4 20.dxe4 fxe4 21.b4 cxb4 22.Rxb4 Qf7 23.Qd1 Bf4
24.Ne3 Bxh2+ 25.Kf1 Bg3 26.Rb2 Rf8 27.Ng4 h5 28.Kg1 Bh4
29.Rxe4 hxg4 30.g3 Bd8 31.Rf4 Rf6 32.Rxf6 Qxf6 33.Qxg4 Bxa5
34.f4 Bb6+ 35.Kh1 Qf5 36.Qh4 Qxd5+ 37.Rg2 Rf6 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.16"]
[EventDate "1980.03.16"]
[Round "1"]
[Result "1-0"]
[White "Florin Gheorghiu"]
[Black "Dusan Rajkovic"]
[ECO "E12"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "93"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.a3 Ba6 5.e3 d5 6.Nbd2 Be7 7.b4 O-O
8.Bb2 Nbd7 9.Qa4 Qc8 10.Rc1 c5 11.Be2 dxc4 12.dxc5 bxc5 13.b5
Bb7 14.Qc2 a6 15.bxa6 Rxa6 16.Nxc4 Be4 17.Bd3 Bxd3 18.Qxd3 Rd8
19.Bxf6 Bxf6 20.Qc2 Nb6 21.Nfd2 Qc6 22.O-O Nxc4 23.Nxc4 g6
24.Rb1 Kg7 25.Rfc1 h5 26.h3 Rd7 27.Rb8 Rb7 28.Rxb7 Qxb7 29.a4
Qb4 30.a5 Ra7 31.Rb1 Qc3 32.Qb3 Qxb3 33.Rxb3 Be7 34.Kf1 Kf6
35.Ke2 g5 36.g4 h4 37.Kd3 Kg7 38.Ke4 Rd7 39.a6 Ra7 40.Rb7 Rxa6
41.Rxe7 Ra4 42.Kd3 Ra2 43.Nd2 Ra1 44.Ke2 Rh1 45.Kf3 Kg6 46.Ne4
c4 47.Re8 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.16"]
[EventDate "1980.03.16"]
[Round "1"]
[Result "0-1"]
[White "Vladimir Mikhailovich Liberzon"]
[Black "Larry Kaufman"]
[ECO "D32"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "82"]

1.c4 c5 2.Nf3 Nf6 3.Nc3 Nc6 4.e3 e6 5.d4 d5 6.cxd5 exd5 7.Be2
cxd4 8.exd4 h6 9.Bf4 Be7 10.O-O O-O 11.Ne5 Be6 12.Bf3 Rc8
13.Re1 Re8 14.Rc1 Bf8 15.Re2 Qb6 16.Be3 Qa5 17.a3 Ne7 18.g4
Ne4 19.Nxe4 dxe4 20.Rxc8 Nxc8 21.Bxe4 Bxg4 22.f3 Bh3 23.Bxb7
Nd6 24.Bc6 Rc8 25.d5 Nf5 26.Bf2 Qd8 27.Qd2 Bd6 28.f4 Nh4
29.Qe3 Bf5 30.Qg3 g5 31.fxg5 hxg5 32.Qc3 g4 33.Bxh4 Qxh4
34.Rc2 Qg5 35.b4 Qf6 36.Re2 Bc7 37.Kg2 Kg7 38.Re3 Rh8 39.a4
Rh3 40.Nxg4 Qxc3 41.Rxc3 Rxc3 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.16"]
[EventDate "1980.03.16"]
[Round "1"]
[Result "0-1"]
[White "Samuel Reshevsky"]
[Black "Yuri Balashov"]
[ECO "E46"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "94"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nge2 d5 6.a3 Be7 7.cxd5
Nxd5 8.Nxd5 exd5 9.Nf4 c6 10.Bd3 Nd7 11.b4 Nf6 12.O-O a6 13.f3
Re8 14.g4 Bd6 15.Rf2 a5 16.b5 c5 17.Rg2 cxd4 18.exd4 Qc7
19.Ne2 Be6 20.Qe1 Nd7 21.f4 Nf6 22.f5 Bd7 23.Rb1 Ne4 24.b6 Qd8
25.Qf1 Qf6 26.Kh1 Rac8 27.Bb5 Qe7 28.Bxd7 Qxd7 29.Qf3 Rc4
30.g5 a4 31.f6 g6 32.Bf4 Qf5 33.Rf1 Bxf4 34.Qxf4 Qxf4 35.Nxf4
Rxd4 36.Rc1 Nxg5 37.Ne2 Rde4 38.Rxg5 Rxe2 39.Rc7 Rf2 40.Rxb7
h6 41.Kg1 Rb2 42.Re7 Rd8 43.Rge5 Rxb6 44.Re8+ Rxe8 45.Rxe8+
Kh7 46.Ra8 Rxf6 47.Rxa4 Rf3 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.16"]
[EventDate "1980.03.16"]
[Round "1"]
[Result "0-1"]
[White "Bruce Rind"]
[Black "Oscar Panno"]
[ECO "A88"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "92"]

1.c4 g6 2.Nf3 Bg7 3.d4 f5 4.g3 Nf6 5.Bg2 O-O 6.O-O c6 7.Nc3 d6
8.d5 Qb6 9.Qc2 Qa6 10.Nd2 cxd5 11.cxd5 Nbd7 12.b4 Ne5 13.Bb2
Bd7 14.Rfc1 Rac8 15.Qb3 Bh6 16.Rc2 Qb6 17.a4 Nfg4 18.Rf1 Bxd2
19.Rxd2 Nc4 20.Rc2 f4 21.Ne4 Nxb2 22.Rxb2 Bf5 23.Nd2 fxg3
24.hxg3 Qd4 25.Nf3 Qc4 26.Qxc4 Rxc4 27.Nd2 Rc3 28.Nb1 Bxb1
29.Rbxb1 Rc2 30.Bf3 Ne5 31.Be4 Rxe2 32.Bg2 Nd3 33.f4 Rc8
34.Rfd1 Re3 35.Kh2 Rc2 36.Rb3 Rxg2+ 37.Kxg2 Nxf4+ 38.gxf4 Rxb3
39.Re1 Kf7 40.b5 Rb4 41.Rf1 Rxa4 42.f5 g5 43.Kg3 h5 44.Rc1 Rb4
45.Rc7 Rxb5 46.f6 Kxf6 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.16"]
[EventDate "1980.03.16"]
[Round "1"]
[Result "0-1"]
[White "Perry Youngworth"]
[Black "John A Peters"]
[ECO "A62"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "72"]

1.d4 Nf6 2.c4 e6 3.Nf3 c5 4.d5 exd5 5.cxd5 d6 6.Nc3 g6 7.g3
Bg7 8.Bg2 O-O 9.O-O Re8 10.Nd2 Nbd7 11.h3 a6 12.a4 Rb8 13.a5
b5 14.axb6 Nxb6 15.e4 Nfd7 16.f4 c4 17.Nf3 Nc5 18.e5 Nb3
19.Ra3 Nxc1 20.Qxc1 Nd7 21.e6 Nc5 22.f5 gxf5 23.Ng5 fxe6
24.Nxe6 Nxe6 25.dxe6 Qb6+ 26.Rf2 Bxe6 27.Kf1 Kh8 28.Qd1 Be5
29.Na4 Qc7 30.Bd5 Qf7 31.Bxe6 Qxe6 32.Qh5 Bd4 33.Re2 Qxe2+
34.Qxe2 Rxe2 35.Kxe2 Bxb2 36.Rf3 Be5 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.17"]
[EventDate "1980.03.16"]
[Round "2"]
[Result "1-0"]
[White "Michael Wilder"]
[Black "Lev Alburt"]
[ECO "A07"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "93"]

1.Nf3 Nf6 2.g3 c5 3.Bg2 Nc6 4.O-O e5 5.d3 d5 6.e4 Be7 7.Nbd2
Be6 8.c3 dxe4 9.dxe4 Nd7 10.Qe2 Nb6 11.Rd1 Qc7 12.Nf1 O-O
13.Ne3 Rfd8 14.Bd2 h6 15.b3 Bf8 16.Be1 c4 17.b4 a5 18.a3 Be7
19.Rxd8+ Rxd8 20.Rd1 a4 21.Rxd8+ Bxd8 22.Bd2 Na7 23.Bc1 Nb5
24.Qc2 Bf6 25.h4 Qc6 26.Nh2 Qd7 27.Bf1 Nd6 28.Be2 Qc6 29.Bf3
h5 30.Bb2 g6 31.Bc1 Bg7 32.Kg2 Kh7 33.Kg1 Nd7 34.Bg2 Nf6
35.Nf3 Kg8 36.Nxe5 Qe8 37.f4 Bc8 38.Nd1 Nh7 39.Nf2 b5 40.Qd1
Bf8 41.Be3 f6 42.Bc5 Nxe4 43.Nxe4 fxe5 44.Bxf8 Kxf8 45.Qd6+
Qe7 46.Qb8 Qb7 47.Qxe5 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.17"]
[EventDate "1980.03.16"]
[Round "2"]
[Result "1/2-1/2"]
[White "Yuri Balashov"]
[Black "John Fedorowicz"]
[ECO "A43"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "48"]

1.d4 Nf6 2.Nf3 c5 3.d5 g6 4.Nc3 Bg7 5.e4 d6 6.Be2 O-O 7.O-O
Bg4 8.Bf4 Na6 9.h3 Bxf3 10.Bxf3 Nd7 11.Be2 Nc7 12.a4 a6 13.Qd2
Rb8 14.Bh6 Bxh6 15.Qxh6 e6 16.dxe6 Nxe6 17.Qd2 Nd4 18.Bd3 b5
19.axb5 axb5 20.Ne2 Nxe2+ 21.Bxe2 Nf6 22.Bf3 Qe7 23.Ra6 Ra8
24.Qd3 Rfe8 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.17"]
[EventDate "1980.03.16"]
[Round "2"]
[Result "0-1"]
[White "Joel Benjamin"]
[Black "Efim Geller"]
[ECO "B23"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "98"]

1.e4 c5 2.Nc3 Nc6 3.f4 g6 4.Nf3 Bg7 5.Bb5 Nd4 6.Bd3 e6 7.Nxd4
cxd4 8.Nb5 d6 9.c3 Nf6 10.Nxd4 e5 11.Ne2 O-O 12.O-O d5 13.fxe5
Nxe4 14.Bc2 Bxe5 15.d4 Bg7 16.Nf4 b6 17.Qf3 Bb7 18.Be3 Qd7
19.Rae1 Rae8 20.Bb3 Re7 21.Bc1 Rfe8 22.Re3 h5 23.Rfe1 Bh6
24.R3e2 Kg7 25.Bc2 Ba6 26.Nxd5 Bxe2 27.Bxh6+ Kxh6 28.Qe3+ Ng5
29.Nxe7 Rxe7 30.Qf4 Bg4 31.Rxe7 Qxe7 32.h3 Qe1+ 33.Kh2 Qe2
34.h4 Qxc2 35.hxg5 Kg7 36.Qf6+ Kg8 37.Qd8+ Kh7 38.Qe7 Qf2
39.d5 h4 40.Qe4 Qg3+ 41.Kg1 h3 42.c4 Bf5 43.Qf3 Qxf3 44.gxf3
Kg7 45.b4 Kf8 46.c5 bxc5 47.bxc5 Ke7 48.Kh2 Kd7 49.a3 Kc7 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.17"]
[EventDate "1980.03.16"]
[Round "2"]
[Result "1-0"]
[White "Arthur Bisguier"]
[Black "Victor J Frias Pablaza"]
[ECO "D60"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "69"]

1.d4 d5 2.c4 e6 3.Nc3 Be7 4.Nf3 Nf6 5.Bg5 O-O 6.e3 Nbd7 7.Bd3
h6 8.Bxf6 Nxf6 9.c5 b6 10.b4 a5 11.a3 Bb7 12.O-O bxc5 13.bxc5
Ne4 14.Qc2 Nxc3 15.Qxc3 Ba6 16.Bxa6 Rxa6 17.Rfb1 Bf6 18.Rb7
Qd7 19.Rab1 g6 20.Qd3 Rfa8 21.Rb8+ Kg7 22.Qb5 Qxb5 23.R1xb5 h5
24.h3 R8a7 25.Kf1 h4 26.Ke2 g5 27.Kd3 Kg6 28.Rg8+ Kf5 29.g4+
hxg3 30.fxg3 e5 31.dxe5 Be7 32.Rg7 Ke6 33.Nd4+ Kxe5 34.Rxf7
Bf6 35.Rb8 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.17"]
[EventDate "1980.03.16"]
[Round "2"]
[Result "0-1"]
[White "Margeir Petursson"]
[Black "Nick DeFirmian"]
[ECO "E76"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "112"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Bg5 c5 7.d5 e6
8.Qd2 exd5 9.cxd5 a6 10.a4 Qa5 11.Ra3 Nbd7 12.Nh3 Ne5 13.Nf2
Qb4 14.Be2 Bd7 15.a5 Nc4 16.Bxc4 Qxc4 17.Nd3 Bb5 18.Nxb5 Qxb5
19.O-O c4 20.Nf2 Rfe8 21.Rb1 Rac8 22.Nd1 Nd7 23.b4 Ne5 24.Nc3
Qd7 25.Na4 c3 26.Qc2 Nc4 27.Ra2 f5 28.exf5 Qxf5 29.Qxf5 gxf5
30.Kf1 Nb2 31.Nxb2 cxb2 32.Rbxb2 Bxb2 33.Rxb2 Re5 34.Rd2 Rc4
35.g3 Rxb4 36.Bf4 Rb1+ 37.Kg2 Ree1 38.Rc2 Red1 39.Rc7 h6
40.Kh3 Rb2 41.Rd7 Rxd5 42.Bxh6 Rxa5 43.f4 Rc5 44.Rg7+ Kh8
45.Rd7 Re2 46.Kh4 Rec2 47.Rf7 Rc7 48.Rf6 d5 49.Kg5 R2c6
50.Rxf5 Rd7 51.Re5 d4 52.Re8+ Kh7 53.Bf8 d3 54.Ba3 d2 55.Bb2
Rg6+ 56.Kh5 Rg8 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.17"]
[EventDate "1980.03.16"]
[Round "2"]
[Result "0-1"]
[White "Roman Dzindzichashvili"]
[Black "Douglas Root"]
[ECO "A05"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "92"]

1.Nf3 Nf6 2.g3 g6 3.b3 Bg7 4.Bg2 b6 5.Bb2 Bb7 6.O-O O-O 7.c4
c5 8.Nc3 d6 9.e3 Nbd7 10.d4 a6 11.d5 b5 12.Nd2 Nb6 13.Qc2 Qc7
14.e4 b4 15.Ne2 a5 16.a4 e5 17.dxe6 fxe6 18.Nf4 Rfe8 19.e5
dxe5 20.Bxb7 Qxb7 21.Bxe5 Nbd7 22.Bb2 e5 23.Ng2 e4 24.Rfe1 Ne5
25.Bxe5 Rxe5 26.Re2 Rae8 27.Rae1 R5e7 28.Nf4 Bh6 29.Ng2 Bxd2
30.Rxd2 Ng4 31.Red1 Ne5 32.Ne1 Nc6 33.Ng2 Nd4 34.Rxd4 cxd4
35.Rxd4 Rd7 36.Rxd7 Qxd7 37.Nf4 e3 38.fxe3 Rxe3 39.Nd5 Re1+
40.Kf2 Re6 41.Qd3 Qg7 42.Kg2 Qb2+ 43.Kh3 Qe2 44.Qd4 Qh5+
45.Qh4 Qxh4+ 46.Kxh4 Kf7 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.17"]
[EventDate "1980.03.16"]
[Round "2"]
[Result "1/2-1/2"]
[White "Vladimir Raicevic"]
[Black "Eugenio Torre"]
[ECO "A43"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "76"]

1.d4 c5 2.e3 Nf6 3.Nf3 d5 4.c4 cxd4 5.exd4 e6 6.Nc3 Be7 7.Bd3
O-O 8.O-O Nc6 9.a3 dxc4 10.Bxc4 b6 11.d5 Na5 12.Ba2 exd5
13.Nxd5 Nxd5 14.Bxd5 Bb7 15.Bxb7 Nxb7 16.Bf4 Re8 17.b4 Bd6
18.Be3 Rc8 19.Qb3 Bb8 20.Rad1 Nd6 21.Rd5 Qf6 22.Bd4 Qe6 23.Ng5
Qe2 24.g3 Qc4 25.Qxc4 Nxc4 26.Ra1 Rcd8 27.Rxd8 Rxd8 28.Nf3 f6
29.Kg2 Bd6 30.Bc3 Rc8 31.Bd4 Kf7 32.Kf1 Re8 33.Bc3 a5 34.bxa5
bxa5 35.Nd2 Nxd2+ 36.Bxd2 a4 37.Bb4 Bxb4 38.axb4 Ra8 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.17"]
[EventDate "1980.03.16"]
[Round "2"]
[Result "0-1"]
[White "Larry Christiansen"]
[Black "Bruce Rind"]
[ECO "A30"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "106"]

1.c4 c5 2.Nf3 Nf6 3.Nc3 e6 4.g3 b6 5.Bg2 Bb7 6.O-O a6 7.Re1
Be7 8.e4 d6 9.b3 O-O 10.Bb2 Nbd7 11.d3 Qc7 12.h3 Rab8 13.Rc1
Ba8 14.Nh2 Ne8 15.Ng4 Ne5 16.Ne3 Bf6 17.Qd2 b5 18.f4 Nc6
19.Kh2 Qa5 20.Rcd1 Bd4 21.Nc2 Bf6 22.Ne3 Bd4 23.Ba1 Qc7 24.Rf1
Nf6 25.Nc2 b4 26.Ne2 Bxa1 27.Rxa1 Rfd8 28.Ne3 Nd4 29.Nxd4 cxd4
30.Nc2 Qc5 31.a3 a5 32.axb4 axb4 33.Ra2 h5 34.Rfa1 h4 35.g4
Bc6 36.Ra5 Qb6 37.Ra6 Qc7 38.Nxd4 Bb7 39.Nb5 Qe7 40.Ra7 d5
41.e5 Ne8 42.cxd5 Qc5 43.R1a5 Bxd5 44.Nc7 Qd4 45.Bxd5 Nxc7
46.Rxc7 Rxd5 47.Rxd5 Qxd5 48.Rc5 Qf3 49.Qg2 Qxd3 50.g5 Qxb3
51.Rc7 Qd3 52.Qf2 b3 53.g6 Qg3+ 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.17"]
[EventDate "1980.03.16"]
[Round "2"]
[Result "1/2-1/2"]
[White "Anthony Miles"]
[Black "Samuel Reshevsky"]
[ECO "D78"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "77"]

1.g3 g6 2.Bg2 Bg7 3.d4 d5 4.Nf3 Nf6 5.c4 O-O 6.O-O c6 7.Nbd2
Bf5 8.b3 a5 9.Bb2 Nbd7 10.Nh4 Be6 11.Qc2 c5 12.e4 dxe4 13.d5
Bg4 14.Nxe4 Nxe4 15.Bxg7 Kxg7 16.Qxe4 Nf6 17.Qe3 Qd6 18.Rae1
Rfe8 19.Qc3 a4 20.Re3 axb3 21.axb3 b5 22.Rfe1 Ra2 23.Re5 b4
24.Qe3 Rb2 25.h3 Bd7 26.g4 e6 27.f4 exd5 28.g5 Nh5 29.Bxd5
Rxe5 30.fxe5 Qe7 31.Ng2 Be6 32.h4 h6 33.gxh6+ Kh7 34.Rf1 Rc2
35.Bxe6 fxe6 36.Qe4 Rc3 37.Qa8 Qd7 38.Kh2 Qc7 39.Re1 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.17"]
[EventDate "1980.03.16"]
[Round "2"]
[Result "1-0"]
[White "Miguel A Quinteros"]
[Black "Florin Gheorghiu"]
[ECO "A56"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "81"]

1.d4 Nf6 2.c4 c5 3.d5 e5 4.Nc3 d6 5.e4 Be7 6.Bd3 Nbd7 7.Nge2
h5 8.f3 h4 9.Be3 Nf8 10.Qd2 Ng6 11.O-O-O Bd7 12.a3 a6 13.Kc2
Nh7 14.g3 Bg5 15.f4 Bf6 16.Rhg1 Kf8 17.Rdf1 Rb8 18.a4 Rc8
19.b3 hxg3 20.hxg3 Bg4 21.Nc1 Kg8 22.Be2 Bxe2 23.N1xe2 Qe7
24.Rh1 exf4 25.gxf4 Bxc3 26.Nxc3 Nf6 27.Rxh8+ Nxh8 28.Rh1 Ng6
29.Qh2 Kf8 30.Qg2 Ke8 31.f5 Ne5 32.Qxg7 Kd7 33.Bg5 Ne8 34.Bxe7
Nxg7 35.Bf6 Ne8 36.Bxe5 dxe5 37.a5 Nd6 38.Rh4 Ke7 39.Na4 Ne8
40.Kd3 Nd6 41.Rh6 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.17"]
[EventDate "1980.03.16"]
[Round "2"]
[Result "1-0"]
[White "Bozidar Ivanovic"]
[Black "Leonid Alexandrovich Shamkovich"]
[ECO "B18"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "91"]

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Nc5 b6 6.Nb3 Nf6 7.Nf3
Nbd7 8.Ba6 Qc7 9.O-O e6 10.Re1 Bd6 11.Bf1 O-O 12.Bg5 Rad8
13.Qe2 Be7 14.g3 h6 15.Bf4 Bd6 16.Bxd6 Qxd6 17.Ne5 Nd5 18.Red1
Qc7 19.Rd2 Nxe5 20.dxe5 c5 21.Rad1 Nb4 22.c3 Rxd2 23.Rxd2 Nc6
24.f4 Rd8 25.Bg2 Rxd2 26.Qxd2 Kf8 27.Bf3 Ke7 28.Qg2 Nb8 29.Nd2
Bd3 30.Qf2 Nd7 31.Qe3 c4 32.Kf2 Qc5 33.Qxc5+ Nxc5 34.Bc6 a6
35.Ke3 f6 36.Kd4 fxe5 37.fxe5 Kd8 38.Nxc4 Kc7 39.Bf3 Bb1 40.b4
Nd7 41.a4 Nb8 42.a5 bxa5 43.Nxa5 Bc2 44.Nb7 Bb3 45.Nc5 Ba2
46.c4 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.17"]
[EventDate "1980.03.16"]
[Round "2"]
[Result "1/2-1/2"]
[White "Vitaly F Zaltsman"]
[Black "Vladimir Mikhailovich Liberzon"]
[ECO "D85"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "65"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.cxd5 Nxd5 6.e4 Nxc3
7.bxc3 O-O 8.Be2 c5 9.O-O b6 10.Be3 Bb7 11.Qd3 cxd4 12.cxd4 e6
13.Rad1 Qd6 14.Ng5 Nc6 15.d5 exd5 16.Qxd5 Qf6 17.Qd7 Na5 18.f4
Qc3 19.Bd4 Bxd4+ 20.Qxd4 Qxd4+ 21.Rxd4 h6 22.Nf3 Rac8 23.Rfd1
Rc2 24.R1d2 Rxd2 25.Nxd2 Rc8 26.Nb3 Nxb3 27.axb3 Rc1+ 28.Kf2
Kf8 29.Ke3 Rc3+ 30.Rd3 Rxd3+ 31.Bxd3 Ke7 32.g3 f6 33.h4
1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.17"]
[EventDate "1980.03.16"]
[Round "2"]
[Result "1/2-1/2"]
[White "Larry Kaufman"]
[Black "Bent Larsen"]
[ECO "A54"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "112"]

1.d4 Nf6 2.c4 d6 3.Nc3 e5 4.dxe5 dxe5 5.Qxd8+ Kxd8 6.Nf3 Nbd7
7.g3 c6 8.Bh3 h6 9.O-O Bb4 10.Bd2 Re8 11.Rfd1 Bf8 12.Be3 Kc7
13.b3 Nc5 14.Bxc8 Raxc8 15.h3 a5 16.Ne1 Nfd7 17.Rab1 f5 18.Nc2
Nf6 19.Kf1 g6 20.Bc1 Rb8 21.Bb2 b6 22.Rbc1 h5 23.h4 Bh6 24.Rb1
f4 25.Kg2 Re6 26.Ba3 Nce4 27.Nxe4 Nxe4 28.Rd3 Nf6 29.Rbd1 e4
30.Rd6 Ree8 31.Re6 Rxe6 32.Nd4 Ree8 33.Nxc6 fxg3 34.Kxg3 Bf8
35.Bxf8 Rxf8 36.Na7 Ng4 37.Nb5+ Kc6 38.Rd6+ Kc5 39.Rxg6 Nxf2
40.Rg5+ Kb4 41.Rxh5 e3 42.Nd6 Ka3 43.Rb5 Rf6 44.Nc8 Kxa2
45.Nxb6 Ne4+ 46.Kg4 Nf2+ 47.Kg5 Ne4+ 48.Kg4 Nf2+ 49.Kh5 Nd1
50.Kg5 Rf2 51.h5 Rxe2 52.h6 Rg2+ 53.Kf6 Rf2+ 54.Kg7 Rg2+
55.Kf7 Rf2+ 56.Kg7 Rg2+ 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.17"]
[EventDate "1980.03.16"]
[Round "2"]
[Result "0-1"]
[White "Svetozar Gligoric"]
[Black "Jay E Whitehead"]
[ECO "E43"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "132"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 b6 5.Bd3 Bb7 6.Nf3 c5 7.O-O
O-O 8.Na4 cxd4 9.a3 Be7 10.exd4 d6 11.Re1 Nbd7 12.Nc3 d5
13.Qe2 Rc8 14.cxd5 Nxd5 15.Nxd5 Bxd5 16.Ba6 Ra8 17.Bf4 Nb8
18.Bd3 Nc6 19.Rad1 g6 20.Be4 Bf6 21.Ne5 Rc8 22.Qf3 Bg7 23.Bxd5
Qxd5 24.Qxd5 exd5 25.Kf1 Na5 26.a4 f6 27.Ng4 Kf7 28.Bd6 Rfe8
29.Rxe8 Rxe8 30.Bb4 Rc8 31.Ne3 Nc4 32.Nxd5 Nxb2 33.Re1 Rd8
34.Nf4 Rd7 35.a5 Bh6 36.Ne2 Nd3 37.Rb1 Nxb4 38.Rxb4 Bd2 39.Rc4
Bxa5 40.g4 Bd2 41.Kg2 b5 42.Rc2 Bb4 43.Kf3 a5 44.Rb2 Ke7
45.Ke4 Kd6 46.Nf4 Re7+ 47.Kf3 Rb7 48.Ke4 Bc3 49.Ra2 a4 50.Kd3
Ba5 51.h4 Rc7 52.h5 g5 53.Ng2 Rc3+ 54.Ke4 a3 55.Ne3 b4 56.Nd5
Rc1 57.Nxf6 Bd8 58.Nxh7 Be7 59.Kf5 Kc6 60.Re2 b3 61.Ke6 b2
62.d5+ Kc5 63.Kxe7 b1=Q 64.Nxg5 Qb7+ 65.Kf6 Kxd5 66.Re5+ Kc4
0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.17"]
[EventDate "1980.03.16"]
[Round "2"]
[Result "1-0"]
[White "Peter Biyiasas"]
[Black "John A Grefe"]
[ECO "A07"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "81"]

1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.O-O O-O 5.d3 c5 6.e4 Nc6 7.c4 d6
8.Nc3 Rb8 9.Bg5 h6 10.Bd2 a6 11.Nd5 Ne8 12.Bc3 Bg4 13.Qd2 Bxf3
14.Bxf3 b5 15.Bg2 Nd4 16.b3 e6 17.Ne3 Ne2+ 18.Qxe2 Bxc3
19.Rad1 Kg7 20.Kh1 Nf6 21.f4 Nd7 22.Nc2 Qb6 23.f5 Ne5 24.Ne3
Nc6 25.Qg4 Bd4 26.Nc2 Ne5 27.Qh3 Rbe8 28.fxg6 Nxg6 29.Qg4 Kh7
30.Nxd4 cxd4 31.Rf6 Qd8 32.Rdf1 Kg7 33.e5 dxe5 34.Bc6 bxc4
35.bxc4 a5 36.h4 Qxf6 37.Rxf6 Kxf6 38.Qf3+ Kg7 39.Bxe8 Rxe8
40.Qb7 Ne7 41.Qb5 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.17"]
[EventDate "1980.03.16"]
[Round "2"]
[Result "1/2-1/2"]
[White "Mark Ginsburg"]
[Black "Evgenij Ermenkov"]
[ECO "A07"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "76"]

1.Nf3 Nf6 2.g3 b6 3.Bg2 Bb7 4.O-O e6 5.d3 d5 6.Nbd2 c5 7.e4
Nc6 8.exd5 exd5 9.d4 Be7 10.dxc5 bxc5 11.Re1 O-O 12.Nf1 Qc7
13.Bf4 Rad8 14.Ne3 d4 15.Nc4 Nd5 16.Nfe5 Nxe5 17.Nxe5 Qc8
18.Qg4 Nxf4 19.Qxf4 Bd6 20.Bxb7 Qxb7 21.b3 Rde8 22.Qf3 Qb4
23.a3 Qa5 24.b4 cxb4 25.axb4 Qb5 26.Nc6 Rxe1+ 27.Rxe1 Bxb4
28.Nxd4 Qc4 29.Re4 Qa6 30.Nf5 Qa1+ 31.Kg2 a5 32.Rd4 g6 33.Qf4
Qe1 34.Qh6 gxf5 35.Qg5+ Kh8 36.Qf6+ Kg8 37.Qg5+ Kh8 38.Qf6+
Kg8 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.17"]
[EventDate "1980.03.16"]
[Round "2"]
[Result "1/2-1/2"]
[White "Ron W Henley"]
[Black "Anatoly Lein"]
[ECO "E10"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "83"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.cxd5 exd5 5.Nc3 c6 6.Bf4 Bf5 7.a3
Nbd7 8.e3 Be7 9.h3 Ne4 10.Bd3 Nxc3 11.bxc3 Bxd3 12.Qxd3 O-O
13.O-O Nb6 14.Rfb1 Bd6 15.Bxd6 Qxd6 16.a4 Qe7 17.Nd2 Rad8
18.Rb2 Rd7 19.a5 Nc8 20.c4 dxc4 21.Nxc4 c5 22.d5 Nd6 23.Rab1
Rb8 24.Rb3 g6 25.Nxd6 Qxd6 26.e4 Re7 27.Qc4 h5 28.Rb5 b6
29.R1b3 h4 30.Rb1 Reb7 31.R5b3 Re7 32.f3 g5 33.R3b2 Kg7
34.Qc3+ f6 35.Qc4 Reb7 36.Rb3 Qe5 37.Kh1 Kg6 38.Qa6 Qd6 39.Qd3
Qe5 40.Qa6 Qd6 41.Qd3 Kh6 42.Qc4 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.17"]
[EventDate "1980.03.16"]
[Round "2"]
[Result "1/2-1/2"]
[White "Julio Argentino Kaplan Pera"]
[Black "Walter Shawn Browne"]
[ECO "A15"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "52"]

1.Nf3 Nf6 2.c4 b6 3.g3 c5 4.Bg2 Bb7 5.O-O e6 6.b3 Be7 7.Bb2
O-O 8.Nc3 a6 9.e3 d6 10.d4 Nbd7 11.Qe2 Rc8 12.Rfd1 Rc7 13.d5
exd5 14.cxd5 b5 15.e4 Re8 16.Qc2 Bf8 17.Nd2 Bc8 18.a4 Rb7
19.axb5 axb5 20.b4 Ne5 21.bxc5 dxc5 22.Nf3 Nxf3+ 23.Bxf3 Bd7
24.Bg2 b4 25.Nb1 b3 26.Qd3 Rb4 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.17"]
[EventDate "1980.03.16"]
[Round "2"]
[Result "1/2-1/2"]
[White "Oscar Panno"]
[Black "Evan Michaelides"]
[ECO "A30"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "97"]

1.Nf3 c5 2.c4 Nf6 3.Nc3 e6 4.g3 b6 5.Bg2 Bb7 6.O-O Be7 7.d4
cxd4 8.Qxd4 d6 9.Rd1 a6 10.b3 Nbd7 11.Bb2 O-O 12.Qe3 Qc7
13.Rac1 Rfe8 14.Nd4 Rac8 15.h3 Bf8 16.g4 Bxg2 17.Kxg2 Qb7+
18.Qf3 Qxf3+ 19.Kxf3 h6 20.e3 Nc5 21.Rc2 Red8 22.Rcd2 Be7
23.e4 Ncd7 24.Ke3 g5 25.Nf3 Kg7 26.Ne2 Kg6 27.e5 Nxe5 28.Nxe5+
dxe5 29.Rxd8 Rxd8 30.Rxd8 Bxd8 31.Bxe5 Be7 32.Nd4 Nd7 33.Nc6
Nxe5 34.Nxe5+ Kg7 35.Ke4 f6 36.Nc6 Bc5 37.f3 Kf7 38.b4 Bd6
39.a4 Ke8 40.b5 axb5 41.cxb5 Kd7 42.a5 bxa5 43.Nxa5 Kc7 44.Nc4
Bc5 45.Kd3 Bg1 46.Nd2 Kd6 47.Ne4+ Ke5 48.Ng3 Bb6 49.Nh5
1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.17"]
[EventDate "1980.03.16"]
[Round "2"]
[Result "0-1"]
[White "John A Peters"]
[Black "Jon Loftur Arnason"]
[ECO "A22"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "68"]

1.c4 e5 2.Nc3 Nf6 3.g3 d5 4.cxd5 Nxd5 5.Bg2 Nb6 6.Nf3 Nc6
7.O-O Be7 8.d3 O-O 9.a4 a5 10.Be3 f5 11.Bxb6 cxb6 12.Nd2 Be6
13.b3 Bc5 14.Nc4 Qf6 15.Qd2 Rad8 16.Rad1 h5 17.e3 h4 18.Ne2
Bd5 19.Qc3 Bxg2 20.Kxg2 f4 21.gxf4 Bb4 22.Qc2 exf4 23.Kh1 Qg5
24.d4 h3 25.Rg1 Qh5 26.Qe4 Qxe2 27.Rxg7+ Kxg7 28.Rg1+ Kh8
29.Ne5 Rf6 30.Ng6+ Rxg6 31.Rxg6 Qe1+ 32.Rg1 Qxf2 33.exf4 Qxd4
34.Qf3 Qd5 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.17"]
[EventDate "1980.03.16"]
[Round "2"]
[Result "1-0"]
[White "Dusan Rajkovic"]
[Black "Perry Youngworth"]
[ECO "D90"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "57"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Qa4+ c6 6.cxd5 Nxd5 7.e4
b5 8.Qc2 Nb6 9.Be3 O-O 10.Rd1 a6 11.Be2 Bb7 12.h4 N8d7 13.e5
Nd5 14.Nxd5 cxd5 15.Qd2 f6 16.h5 fxe5 17.hxg6 hxg6 18.Bh6 Bf6
19.dxe5 Nxe5 20.Nxe5 Bxe5 21.Bxf8 Qxf8 22.Bd3 Bf4 23.Qe2 Kg7
24.Qg4 Qf6 25.Bxg6 Bg5 26.Rh7+ Kg8 27.Rh5 Rf8 28.Bf5 Qe5+
29.Be4 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.18"]
[EventDate "1980.03.16"]
[Round "3"]
[Result "1-0"]
[White "Lev Alburt"]
[Black "Svetozar Gligoric"]
[ECO "A30"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "117"]

1.c4 c5 2.Nf3 Nf6 3.Nc3 e6 4.e4 Nc6 5.d4 cxd4 6.Nxd4 Bb4
7.Nxc6 dxc6 8.Qxd8+ Kxd8 9.e5 Nd7 10.Bf4 Bxc3+ 11.bxc3 b6
12.O-O-O Kc7 13.h4 Ba6 14.Rh3 h6 15.h5 c5 16.Rdd3 Rag8 17.Rdg3
Kd8 18.Rg4 Ke8 19.Rhg3 Kf8 20.Bd3 Nb8 21.Re3 Nc6 22.Bg3 Ne7
23.Bh4 Bb7 24.Bc2 Nf5 25.Bxf5 exf5 26.Rg6 fxg6 27.hxg6 Be4
28.Re1 f4 29.Rxe4 Ke8 30.Rxf4 Rf8 31.Re4 h5 32.e6 Rh6 33.e7
Rf6 34.Bxf6 gxf6 35.g3 Rxg6 36.Kd2 f5 37.Rh4 Kxe7 38.Rxh5 Ke6
39.Ke3 a6 40.Rh7 Rg4 41.Rh6+ Ke7 42.Rh4 Rg6 43.Kf4 b5 44.f3 b4
45.cxb4 cxb4 46.Rh7+ Kd6 47.Rf7 Kc5 48.Rxf5+ Kxc4 49.g4 Rd6
50.g5 Rd4+ 51.Ke5 Rd2 52.g6 Rxa2 53.g7 Rg2 54.Rf4+ Kc3 55.Rg4
Re2+ 56.Kd5 Re8 57.g8=Q Rxg8 58.Rxg8 b3 59.Ke5 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.18"]
[EventDate "1980.03.16"]
[Round "3"]
[Result "1/2-1/2"]
[White "Larry Kaufman"]
[Black "Yuri Balashov"]
[ECO "E12"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "56"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.a3 Bb7 5.Nc3 d5 6.cxd5 exd5 7.g3
g6 8.Bg2 Bg7 9.O-O O-O 10.Bf4 Nbd7 11.Rc1 c6 12.b4 Re8 13.Qb3
h6 14.Rfd1 a6 15.a4 b5 16.a5 Qe7 17.Re1 g5 18.Bd2 Ne4 19.Rc2
f5 20.e3 Nd6 21.Rd1 Nc4 22.Bc1 Bf8 23.Na2 Nf6 24.Ne1 Qf7
25.Nd3 Bd6 26.Rf1 Qh5 27.Nc3 Rad8 28.Nd1 Re7 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.18"]
[EventDate "1980.03.16"]
[Round "3"]
[Result "1-0"]
[White "Eugenio Torre"]
[Black "Joel Benjamin"]
[ECO "B46"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "83"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 a6 6.Be2 Nge7
7.Bf4 d6 8.Bg3 b5 9.a3 Bb7 10.O-O Nc8 11.Kh1 Be7 12.f4 O-O
13.f5 Nxd4 14.Qxd4 Bf6 15.Qd3 Qe7 16.Bg4 Rd8 17.fxe6 fxe6
18.Rad1 Qe8 19.Qe3 Kh8 20.e5 dxe5 21.Rxd8 Qxd8 22.Bxe5 Bxe5
23.Qxe5 Qe7 24.Qxe6 Qxe6 25.Bxe6 Nd6 26.Rd1 Ne4 27.Nxe4 Bxe4
28.c3 g6 29.Kg1 Re8 30.Rd6 Bb7 31.g4 g5 32.Kf2 Rf8+ 33.Ke2 a5
34.Bf5 Bc8 35.Bxc8 Rxc8 36.Rd5 b4 37.Kd3 bxa3 38.bxa3 h6 39.c4
a4 40.Rd7 Rb8 41.c5 Rb1 42.c6 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.18"]
[EventDate "1980.03.16"]
[Round "3"]
[Result "1/2-1/2"]
[White "Bruce Rind"]
[Black "Arthur Bisguier"]
[ECO "A29"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "42"]

1.c4 e5 2.Nc3 Nf6 3.Nf3 Nc6 4.g3 Bb4 5.Nd5 e4 6.Nh4 Bc5 7.Bg2
d6 8.O-O Be6 9.d3 Nxd5 10.cxd5 Bxd5 11.Nf5 O-O 12.d4 Bb6
13.Ne3 Ne7 14.Nxd5 Nxd5 15.Bxe4 c6 16.Bxd5 cxd5 17.e3 Qf6
18.Bd2 Rac8 19.Qb3 Qf3 20.Rfc1 h5 21.Qd1 Qxd1+ 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.18"]
[EventDate "1980.03.16"]
[Round "3"]
[Result "1/2-1/2"]
[White "Evan Michaelides"]
[Black "Nick DeFirmian"]
[ECO "E67"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "88"]

1.c4 Nf6 2.Nc3 g6 3.g3 Bg7 4.Bg2 O-O 5.d4 d6 6.Nf3 Nbd7 7.O-O
e5 8.Qc2 c6 9.Rd1 Re8 10.b3 exd4 11.Nxd4 Qe7 12.e4 Nc5 13.f3
a5 14.Ba3 Bd7 15.Qd2 Rad8 16.Na4 Nxa4 17.bxa4 Bc8 18.Qxa5 Nd7
19.Rac1 Ne5 20.Qb6 f5 21.f4 Ng4 22.e5 Qf7 23.Bxd6 h5 24.Nf3
Kh8 25.Ng5 Qg8 26.Qc7 Rd7 27.Qb8 Ne3 28.Rd4 Rdd8 29.Bf3 Nxc4
30.Bc5 Rxd4 31.Bxd4 Nd2 32.Bg2 Qxa2 33.Qd6 Be6 34.Bf2 Bf8
35.Qd4 Nb3 36.Qd1 Nxc1 37.Qxc1 Bd5 38.e6 Bxg2 39.Bd4+ Bg7
40.Bxg7+ Kxg7 41.Qc3+ Kh6 42.Nf7+ Kh7 43.Ng5+ Kh6 44.Nf7+ Kh7
1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.18"]
[EventDate "1980.03.16"]
[Round "3"]
[Result "1/2-1/2"]
[White "Vitaly F Zaltsman"]
[Black "Roman Dzindzichashvili"]
[ECO "A79"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "129"]

1.d4 Nf6 2.c4 c5 3.d5 e6 4.Nc3 exd5 5.cxd5 d6 6.e4 g6 7.Nf3
Bg7 8.Be2 O-O 9.O-O Re8 10.Nd2 Na6 11.f3 Nc7 12.a4 b6 13.Nc4
Ba6 14.Bg5 h6 15.Be3 Bxc4 16.Bxc4 a6 17.Qd2 Kh7 18.Rab1 Qd7
19.b4 b5 20.axb5 axb5 21.Be2 c4 22.Bd4 Qe7 23.Bd1 Ra3 24.Bc2
Nd7 25.Ra1 Rea8 26.Rxa3 Bxd4+ 27.Qxd4 Rxa3 28.f4 Qf6 29.e5
dxe5 30.fxe5 Qxe5 31.Rxf7+ Kg8 32.Qxe5 Nxe5 33.Rxc7 Rxc3
34.Be4 Re3 35.Bf3 Rd3 36.Rc5 c3 37.Be4 Rd1+ 38.Kf2 Rd2+ 39.Kg3
Re2 40.Kf4 Nc4 41.Bxg6 Rxg2 42.Bd3+ Rf2+ 43.Kg3 c2 44.Bxc2
Rxc2 45.Rxb5 Rd2 46.Rc5 Ne3 47.b5 Rxd5 48.Rxd5 Nxd5 49.Kg4 Kf7
50.Kf5 Nb6 51.Kg4 Kg6 52.Kh4 h5 53.Kh3 Kg5 54.Kg3 h4 55.Kf3
Nd5 56.Kf2 Kg4 57.Kg2 Ne3+ 58.Kf2 Nc4 59.Kg2 Kg5 60.Kf3 Kf5
61.Kf2 Kf4 62.Kg2 Ne3+ 63.Kf2 Nd5 64.Kg2 Kg4 65.Kf2 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.18"]
[EventDate "1980.03.16"]
[Round "3"]
[Result "1/2-1/2"]
[White "John Fedorowicz"]
[Black "Oscar Panno"]
[ECO "B82"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "67"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.f4 a6 7.Qf3
Qc7 8.g4 b5 9.g5 Nfd7 10.a3 Nc6 11.Nxc6 Qxc6 12.Bg2 Bb7 13.O-O
g6 14.h4 Bg7 15.f5 gxf5 16.Qf2 Rc8 17.Bd2 Ne5 18.Rae1 Nc4
19.Bc1 Bxc3 20.bxc3 Ne5 21.exf5 Qxg2+ 22.Qxg2 Bxg2 23.Kxg2 Ke7
24.Bf4 Rxc3 25.Bxe5 Rxc2+ 26.Kg3 dxe5 27.Rxe5 Rc3+ 28.Kg4 h5
29.Kf4 Rd8 30.g6 Kf6 31.fxe6 fxe6 32.Ke4 Kg7 33.Rxe6 Rc4+
34.Ke3 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.18"]
[EventDate "1980.03.16"]
[Round "3"]
[Result "1-0"]
[White "Efim Geller"]
[Black "Bozidar Ivanovic"]
[ECO "B62"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "57"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bg5 e6 7.Qd2
a6 8.O-O-O Qc7 9.Be2 Bd7 10.Bxf6 gxf6 11.Bh5 Rg8 12.f4 Nxd4
13.Qxd4 O-O-O 14.Bxf7 Rxg2 15.Rd3 Bh6 16.Qxf6 Bg7 17.Qh4 Rf8
18.Qh3 Rxc2+ 19.Kxc2 Rxf7 20.Kb1 Kb8 21.Rc1 Qb6 22.e5 Rxf4
23.Rxd6 Bc6 24.Qxe6 Qc5 25.Ne2 Be4+ 26.Ka1 Qe3 27.Qc8+ Ka7
28.Nxf4 Bxe5 29.Nd5 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.18"]
[EventDate "1980.03.16"]
[Round "3"]
[Result "0-1"]
[White "Victor J Frias Pablaza"]
[Black "Larry Christiansen"]
[ECO "A37"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "108"]

1.Nf3 c5 2.c4 g6 3.g3 Bg7 4.Bg2 Nc6 5.Nc3 d6 6.e3 Nh6 7.h3 O-O
8.O-O e5 9.d4 cxd4 10.exd4 Nxd4 11.Nxd4 exd4 12.Bxh6 Bxh6
13.Qxd4 Bg7 14.Qd2 Be6 15.b3 Qc8 16.h4 d5 17.Nxd5 Bxd5 18.cxd5
Bxa1 19.Rxa1 Qd7 20.h5 Qd6 21.Rd1 Rfe8 22.Bf3 Re5 23.hxg6 fxg6
24.Kg2 h5 25.Qd4 Rf8 26.Rd2 a5 27.Be4 h4 28.Rd3 Rfe8 29.Bf3
hxg3 30.fxg3 Re1 31.Qf4 Qc5 32.Qd4 Qd6 33.Qf4 Qa6 34.Qc4 b5
35.Qc6 Qxc6 36.dxc6 Rc1 37.a4 bxa4 38.bxa4 Kf7 39.Rd7+ Kf6
40.Rd4 Rc2+ 41.Kh3 Re3 42.Rf4+ Kg7 43.Bd5 Rcc3 44.Bc4 Rxg3+
45.Kh2 Rg5 46.Rd4 Rc2+ 47.Kh3 Rc3+ 48.Kh2 Rc5 49.Bb5 Rb3
50.Rd2 g5 51.Kg2 g4 52.Rf2 Kg6 53.Rd2 Kg5 54.Re2 Rbc3 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.18"]
[EventDate "1980.03.16"]
[Round "3"]
[Result "0-1"]
[White "John A Grefe"]
[Black "Anthony Miles"]
[ECO "B50"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "110"]

1.e4 c5 2.Nf3 d6 3.c3 Nf6 4.Bd3 Nc6 5.Bc2 Bg4 6.d3 g6 7.Nbd2
Bg7 8.h3 Bd7 9.O-O O-O 10.Re1 Rc8 11.Nf1 b5 12.Ng3 b4 13.d4
bxc3 14.bxc3 cxd4 15.cxd4 Nb4 16.Bb3 Bb5 17.e5 dxe5 18.Nxe5
Nc6 19.a4 Ba6 20.Nxc6 Rxc6 21.Ba3 Rc7 22.Rc1 Rd7 23.Bc5 Re8
24.Qc2 e6 25.a5 Bb5 26.a6 Qc8 27.Qa2 Qa8 28.Ba4 Bxa4 29.Qxa4
Red8 30.Rb1 Nd5 31.Ne4 Nf4 32.Rb7 Rxb7 33.axb7 Qxb7 34.Qxa7
Qd5 35.Qe7 Bxd4 36.Rd1 Bxf2+ 37.Kh2 Qxd1 38.Bxf2 Ra8 39.Ng5
Rf8 40.Bc5 Qd8 41.Qxf8+ Qxf8 42.Bxf8 Kxf8 43.Nxh7+ Ke7 44.Ng5
Kf6 45.Nf3 e5 46.Kg3 Nh5+ 47.Kf2 e4 48.Nd2 Ke5 49.Ke3 f5
50.Nc4+ Kd5 51.Nb6+ Ke6 52.Nc4 Nf6 53.Nd2 Ke5 54.Nc4+ Kd5
55.Nd2 g5 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.18"]
[EventDate "1980.03.16"]
[Round "3"]
[Result "1-0"]
[White "Evgenij Ermenkov"]
[Black "Margeir Petursson"]
[ECO "D34"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "93"]

1.d4 d5 2.Nf3 e6 3.g3 Nf6 4.Bg2 Be7 5.O-O O-O 6.c4 c5 7.cxd5
exd5 8.Nc3 Nc6 9.b3 Ne4 10.Bb2 Bf6 11.Na4 Re8 12.Rc1 cxd4
13.Nxd4 Bxd4 14.Bxd4 Bd7 15.Bb2 Bf5 16.Nc5 Nxc5 17.Rxc5 Be4
18.e3 Qe7 19.Rc1 f6 20.Qh5 Rad8 21.Rfd1 Qf7 22.Qxf7+ Kxf7
23.Rd2 Ke6 24.Rcd1 Bxg2 25.Kxg2 Rd7 26.g4 Red8 27.Kg3 Rc7
28.f4 Rcd7 29.f5+ Kf7 30.h4 Re8 31.Rxd5 Rxe3+ 32.Kf2 Rde7
33.Ba3 Re2+ 34.Kf1 R7e4 35.Rd7+ Ne7 36.Rxb7 Rxa2 37.Bd6 Ra6
38.Bc5 Ra2 39.Rdd7 Rf4+ 40.Ke1 Re4+ 41.Kd1 Ra1+ 42.Kd2 Rae1
43.Rxa7 R1e2+ 44.Kd3 Ke8 45.Rxe7+ Rxe7 46.Rxe7+ Rxe7 47.Bxe7
1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.18"]
[EventDate "1980.03.16"]
[Round "3"]
[Result "1-0"]
[White "Leonid Alexandrovich Shamkovich"]
[Black "Dusan Rajkovic"]
[ECO "B46"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "139"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 a6 6.Be2 Nge7
7.Nb3 b5 8.Be3 Ng6 9.O-O Be7 10.f4 d6 11.Bd3 Nb4 12.Qh5 Rb8
13.Rad1 Nxd3 14.cxd3 b4 15.Ne2 Rb5 16.f5 exf5 17.Ned4 f4
18.Nxb5 fxe3 19.N5d4 Ne5 20.Qe2 Bg4 21.Qxe3 Bxd1 22.Rxd1 O-O
23.Nf5 Bf6 24.Qe2 g6 25.Ne3 a5 26.Nd5 Nd7 27.Nxf6+ Nxf6 28.Rc1
a4 29.Nd2 Nd7 30.Qe3 Qf6 31.d4 Qe6 32.b3 Ra8 33.h3 Nf6 34.Rc6
Nd5 35.Qf3 Nc3 36.e5 Rd8 37.Nc4 Nxa2 38.d5 Qf5 39.Qxf5 gxf5
40.Rxd6 Rxd6 41.exd6 Kf8 42.bxa4 b3 43.a5 Nb4 44.Kf1 Ke8
45.Ke2 Kd7 46.Kd2 b2 47.Nxb2 Kxd6 48.Ke3 Nxd5+ 49.Kd4 Nf4
50.Nc4+ Kc6 51.Ne3 f6 52.Kc4 Kb7 53.Kb5 Ka7 54.h4 Kb7 55.g3
Nd3 56.Nxf5 Ne5 57.Kc5 Ka6 58.Kd5 Kxa5 59.Ke6 Ng4 60.Kf7 Kb6
61.Kg7 Kc6 62.Kxh7 Kd5 63.Kg6 Ke6 64.Ng7+ Ke7 65.Nh5 Ke6
66.Nf4+ Ke5 67.h5 Ke4 68.h6 Nxh6 69.Kxh6 Kf3 70.Nh5 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.18"]
[EventDate "1980.03.16"]
[Round "3"]
[Result "1-0"]
[White "Bent Larsen"]
[Black "Peter Biyiasas"]
[ECO "A49"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "177"]

1.Nf3 Nf6 2.g3 g6 3.b3 Bg7 4.Bb2 O-O 5.Bg2 d6 6.d4 Nbd7 7.O-O
e5 8.dxe5 Ng4 9.c4 dxe5 10.h3 Nh6 11.e4 f6 12.Nc3 Nf7 13.Qe2
c6 14.Rfd1 Qc7 15.b4 Rd8 16.a3 Nf8 17.Rxd8 Nxd8 18.c5 Nf7
19.Nd2 Be6 20.Nc4 Rd8 21.h4 Bc8 22.Qc2 Ne6 23.Ne2 Qd7 24.Bf1
h5 25.Qb3 Kh7 26.Ne3 Qe7 27.Rd1 Rxd1 28.Qxd1 Bh6 29.Nc4 Ng7
30.Kh2 Be6 31.Ng1 Qc7 32.Qf3 Qe7 33.Qd3 Qc7 34.Qf3 Qe7 35.Na5
Ne8 36.Qc3 Qd7 37.Bc4 Bxc4 38.Qxc4 Ng7 39.Kg2 Nd8 40.Qc2 Nge6
41.Nc4 Nf7 42.Kf1 Qd8 43.Qb3 Qd7 44.Nf3 Ng7 45.Kg2 Nd8 46.Ne1
Nf7 47.Qf3 Qe6 48.Qd3 Qe7 49.Nf3 Qc7 50.a4 Ne6 51.Bc3 Kg8
52.Kf1 Kf8 53.Ng1 Ke7 54.Ne2 Qd7 55.Qxd7+ Kxd7 56.Ke1 Kc7
57.Bd2 Bxd2+ 58.Kxd2 Kd7 59.Kd3 Nc7 60.f4 Ne6 61.Ke3 Nh6 62.a5
Ng4+ 63.Kd2 Nc7 64.fxe5 fxe5 65.Ng1 Nb5 66.Nf3 Ke6 67.Ke1 Nc7
68.Ng5+ Ke7 69.Kd2 Nb5 70.Kd3 Nf2+ 71.Ke2 Ng4 72.Nf3 Ke6
73.Kd2 Nc7 74.Ng5+ Ke7 75.Nd6 Nb5 76.Nxb7 a6 77.Kd3 Nf2+
78.Ke2 Ng4 79.Nf3 Kd7 80.Ne1 Nf6 81.Nd3 Nxe4 82.Nxe5+ Kc7
83.Kf3 Nd2+ 84.Ke3 Nb3 85.Nd6 Nxd6 86.cxd6+ Kxd6 87.Nxg6 c5
88.bxc5+ Kxc5 89.g4 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.18"]
[EventDate "1980.03.16"]
[Round "3"]
[Result "1/2-1/2"]
[White "Jon Loftur Arnason"]
[Black "Miguel A Quinteros"]
[ECO "B92"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "90"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e5 7.Nb3
Be7 8.O-O O-O 9.Bg5 Be6 10.f4 exf4 11.Bxf4 Nc6 12.Kh1 Rc8
13.Qe1 Ne5 14.Rd1 Nfd7 15.Nd4 Re8 16.Qg3 Bh4 17.Qe3 Bf6 18.h3
Qc7 19.Qg3 Qb6 20.Bc1 Kh8 21.Nf5 Rc6 22.Nd4 Rcc8 23.Nf5 Bxf5
24.Rxf5 Qc6 25.Bd3 g6 26.Rf2 Bg7 27.Bg5 Nb6 28.Qh4 Qc5 29.Bf6
Bxf6 30.Qxf6+ Kg8 31.Be2 Re6 32.Qf4 Rc7 33.Rdf1 Qb4 34.Qc1 Re8
35.Rf4 Qd4 36.Rh4 Ned7 37.Rd1 Qf6 38.Qh6 Nf8 39.a4 Re5 40.Rf1
Qg5 41.Qxg5 Rxg5 42.Rd1 Rc6 43.Rf4 Ra5 44.b4 Re5 45.Rf3 Nc8
1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.18"]
[EventDate "1980.03.16"]
[Round "3"]
[Result "1-0"]
[White "Walter Shawn Browne"]
[Black "Ron W Henley"]
[ECO "D19"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "87"]

1.d4 d5 2.c4 c6 3.Nc3 Nf6 4.Nf3 dxc4 5.a4 Bf5 6.e3 e6 7.Bxc4
Bb4 8.O-O O-O 9.Qb3 Qe7 10.Nh4 Bg6 11.Nxg6 hxg6 12.a5 c5
13.dxc5 Bxc5 14.Bd3 Bd6 15.Nb5 Bc5 16.Bd2 Nc6 17.a6 Rfd8
18.Rfd1 Rab8 19.Be2 Nd5 20.axb7 Rxb7 21.Qa4 Nb8 22.Ba5 Bb6
23.Be1 Rbd7 24.Na3 Qg5 25.Nc4 Bc5 26.Rac1 Nb6 27.Nxb6 Bxb6
28.h4 Qf6 29.Bc3 Qe7 30.h5 gxh5 31.Bxh5 Rxd1+ 32.Bxd1 Nd7
33.Bc2 Qg5 34.Rd1 Qe7 35.Qb5 Nf6 36.Rxd8+ Qxd8 37.Qg5 Qe7
38.g4 Kf8 39.Qh5 Ng8 40.g5 Bc5 41.Kf1 Bd6 42.f4 Bc5 43.Qh8 e5
44.Bh7 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.18"]
[EventDate "1980.03.16"]
[Round "3"]
[Result "1-0"]
[White "Florin Gheorghiu"]
[Black "Douglas Root"]
[ECO "E80"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "63"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 b6 6.Bd3 Bb7 7.Nge2 c5
8.d5 Nbd7 9.b3 a6 10.a4 O-O 11.Bg5 e6 12.O-O h6 13.Be3 exd5
14.exd5 Re8 15.Qd2 Ne5 16.Bc2 g5 17.Kh1 Nh5 18.g4 Nf6 19.Ng3
Bc8 20.Bf5 Ng6 21.Bxc8 Rxc8 22.Nf5 Re5 23.Bf2 Qd7 24.Nxg7 Kxg7
25.Bg3 Re7 26.Qg2 Ne5 27.h3 Kh8 28.f4 gxf4 29.Bxf4 Ng6 30.Bh2
Ne8 31.Ne4 Ne5 32.Ng3 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.18"]
[EventDate "1980.03.16"]
[Round "3"]
[Result "1/2-1/2"]
[White "Anatoly Lein"]
[Black "Julio Argentino Kaplan Pera"]
[ECO "E10"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "121"]

1.d4 Nf6 2.Nf3 e6 3.c4 d5 4.cxd5 exd5 5.Nc3 c6 6.Bf4 Bf5 7.a3
Bd6 8.Bg3 O-O 9.e3 Re8 10.Bd3 Bxd3 11.Qxd3 Ne4 12.Nd2 Nxd2
13.Qxd2 Qe7 14.Rd1 Nd7 15.Qc2 Bxg3 16.hxg3 h6 17.Qf5 Nb6
18.Rd2 Nc4 19.Re2 Nd6 20.Qf4 Qe6 21.Qf3 Rad8 22.Qh5 b6 23.O-O
Ne4 24.Nxe4 dxe4 25.Rc2 Rd5 26.Qe2 c5 27.dxc5 bxc5 28.Qb5 Rc8
29.Qa4 Qe7 30.Rc4 f5 31.g4 Rf8 32.gxf5 Re5 33.b4 cxb4 34.Qxb4
Rfxf5 35.Qxe7 Rxe7 36.Rd1 Rb5 37.Rd2 Kh7 38.g3 h5 39.Kg2 Kh6
40.Rdd4 Rbe5 41.Rc6+ Kh7 42.Rcd6 Rb7 43.R4d5 Rbe7 44.Rxe5 Rxe5
45.Ra6 Re7 46.g4 hxg4 47.Ra4 Kg6 48.Kg3 Kh5 49.Ra5+ g5 50.Ra4
a5 51.Rd4 Re8 52.Rc4 Re7 53.Rc8 Rf7 54.Rh8+ Kg6 55.Re8 Rf3+
56.Kxg4 Rxf2 57.Rxe4 Rc2 58.Re6+ Kf7 59.Re5 Rc3 60.Rxg5 Rxa3
61.Kf4 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.18"]
[EventDate "1980.03.16"]
[Round "3"]
[Result "0-1"]
[White "Vladimir Mikhailovich Liberzon"]
[Black "Steven M Odendahl"]
[ECO "C16"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "62"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 b6 5.Qg4 Bf8 6.Bg5 Qd7 7.h4 h6
8.Bd2 h5 9.Qf4 Nc6 10.a3 Bb7 11.Nf3 O-O-O 12.Bd3 f6 13.O-O Be7
14.Rfe1 Nh6 15.exf6 gxf6 16.Bg6 Rdf8 17.Qxh6 Rxh6 18.Bxh6 Rd8
19.Bf7 e5 20.dxe5 fxe5 21.Nxe5 Nxe5 22.Rxe5 Kb8 23.Be6 Qd6
24.Rae1 Bf6 25.Rf5 Bxc3 26.bxc3 Qxa3 27.Bg7 Re8 28.c4 dxc4
29.Rxh5 Bc8 30.Ra1 Qe7 31.Bxc8 Qxg7 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.18"]
[EventDate "1980.03.16"]
[Round "3"]
[Result "0-1"]
[White "Vladimir Raicevic"]
[Black "John A Peters"]
[ECO "A04"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "48"]

1.Nf3 c5 2.g3 Nc6 3.Bg2 g6 4.O-O Bg7 5.c4 e6 6.Nc3 Nge7 7.e4
O-O 8.d3 d5 9.exd5 exd5 10.Bf4 Bf5 11.cxd5 Nxd5 12.Nxd5 Qxd5
13.Ne5 Qd4 14.Nxc6 bxc6 15.Bxc6 Rac8 16.Bb5 Bh3 17.Re1 Qd5
18.f3 Qd4+ 19.Be3 Qxb2 20.Qd2 Qxb5 21.Rab1 Qc6 22.Qf2 Bf5
23.Rbc1 Qd7 24.Rxc5 Rce8 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.18"]
[EventDate "1980.03.16"]
[Round "3"]
[Result "1-0"]
[White "Samuel Reshevsky"]
[Black "Mark Ginsburg"]
[ECO "E46"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "86"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nge2 d5 6.a3 Be7 7.cxd5
exd5 8.Nf4 c6 9.Bd3 Nbd7 10.O-O Re8 11.b4 Bd6 12.f3 Nf8
13.Nfe2 Qc7 14.h3 a5 15.Rb1 axb4 16.axb4 Qe7 17.e4 Bxb4 18.e5
Nh5 19.Qe1 Bxc3 20.Qxc3 g6 21.f4 f5 22.Ra1 Rxa1 23.Qxa1 Qh4
24.Kh2 Ne6 25.Bd2 Qd8 26.Qa7 Nhg7 27.Rb1 h6 28.Qa3 Nc7 29.Bb4
g5 30.g3 Nce6 31.Rf1 Nf8 32.Qc1 Be6 33.g4 gxf4 34.Qxf4 Qb6
35.Rb1 Ng6 36.Qxh6 Nxe5 37.Bd2 Nf3+ 38.Kg3 Qc7+ 39.Kxf3 Qh2
40.Bf4 fxg4+ 41.hxg4 Bxg4+ 42.Kxg4 Qg2+ 43.Ng3 Re6 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.18"]
[EventDate "1980.03.16"]
[Round "3"]
[Result "1-0"]
[White "Jay E Whitehead"]
[Black "Michael Wilder"]
[ECO "B50"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "77"]

1.e4 c5 2.Nf3 d6 3.g3 Nf6 4.Nc3 g6 5.Bg2 Bg7 6.O-O O-O 7.d3
Nc6 8.Bg5 Bd7 9.Qd2 Re8 10.h3 Rb8 11.Bh6 Bh8 12.Ng5 b5 13.f4
c4 14.Kh2 Qa5 15.f5 e6 16.fxg6 fxg6 17.d4 b4 18.e5 dxe5
19.dxe5 Nxe5 20.Nce4 Nd5 21.Nd6 Re7 22.Qf2 Nf6 23.Qf4 Qd8
24.Rad1 Nh5 25.Qf2 Nf6 26.Qf4 Nh5 27.Qf2 Nf6 28.Rd4 Qb6 29.Qf4
Bc6 30.Nde4 Qxd4 31.Nxf6+ Bxf6 32.Qxf6 Ng4+ 33.hxg4 Qxf6
34.Rxf6 Bxg2 35.Kxg2 e5 36.Ne4 Rd8 37.Rc6 Rd4 38.Rc8+ Kf7
39.Ng5+ 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.19"]
[EventDate "1980.03.16"]
[Round "4"]
[Result "1/2-1/2"]
[White "Bozidar Ivanovic"]
[Black "Lev Alburt"]
[ECO "B02"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "104"]

1.e4 Nf6 2.e5 Nd5 3.Bc4 Nb6 4.Bb3 d5 5.d4 Bf5 6.a4 e6 7.Nf3 c5
8.c3 Nc6 9.O-O Be7 10.dxc5 Nd7 11.Nd4 Bxb1 12.Rxb1 Ndxe5 13.f4
Nd7 14.f5 e5 15.Ne6 Bxc5+ 16.Nxc5 Nxc5 17.Bxd5 Ne7 18.Bxf7+
Kxf7 19.Qh5+ Kg8 20.f6 Ng6 21.fxg7 Kxg7 22.Bh6+ Kg8 23.Qf3 Qe7
24.Rbd1 Ne6 25.Qg4 Re8 26.b4 b6 27.g3 a5 28.Rd5 Rf8 29.Bxf8
Nxf8 30.h4 h5 31.Rxf8+ Kg7 32.Qxg6+ Kxg6 33.Rxh8 axb4 34.Rg8+
Kf6 35.Rc8 Kf5 36.Rd1 b3 37.Rf8+ Kg4 38.Rdf1 Kh3 39.R8f2 Qc5
40.Kh1 Qxc3 41.g4+ Qc6+ 42.Kg1 hxg4 43.Rh2+ Kg3 44.h5 Qc5+
45.Kh1 Qd5+ 46.Kg1 Qd4+ 47.Kh1 b2 48.Rg2+ Kh4 49.Rb1 Qe4
50.Rxb2 g3 51.Rb3 Qe1+ 52.Rg1 Qe4+ 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.19"]
[EventDate "1980.03.16"]
[Round "4"]
[Result "1/2-1/2"]
[White "Yuri Balashov"]
[Black "Jon Loftur Arnason"]
[ECO "D18"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "40"]

1.d4 d5 2.Nf3 Nf6 3.c4 c6 4.Nc3 dxc4 5.a4 Bf5 6.e3 e6 7.a5 Bb4
8.Qa4 Qe7 9.Bxc4 O-O 10.O-O Nbd7 11.Qb3 c5 12.h3 a6 13.Bd2
Rac8 14.Rfc1 cxd4 15.exd4 Nb8 16.Ne5 Rfd8 17.Be3 Nc6 18.Nxc6
Rxc6 19.Be2 h6 20.Bf3 Rc7 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.19"]
[EventDate "1980.03.16"]
[Round "4"]
[Result "1/2-1/2"]
[White "Joel Benjamin"]
[Black "Anatoly Lein"]
[ECO "B98"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "99"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4
Be7 8.Qf3 Qc7 9.O-O-O Nc6 10.Nxc6 Qxc6 11.Bd3 b5 12.Qe2 b4
13.Nb5 Qb6 14.Nxd6+ Bxd6 15.e5 Nd5 16.exd6 Qxd6 17.Be4 Bb7
18.f5 h6 19.Qh5 hxg5 20.Qxh8+ Ke7 21.Qxg7 Qf4+ 22.Kb1 Qxe4
23.Qxg5+ Kd6 24.fxe6 fxe6 25.Rhe1 Qf5 26.Qg3+ Kc6 27.Re5 Qf6
28.Rde1 Bc8 29.Qd3 Bd7 30.g3 Kb7 31.R5e4 a5 32.Rf4 Qg7 33.Qf3
Kc6 34.Rf7 Qd4 35.Rd1 Qe5 36.h4 Qd6 37.Qd3 Kb6 38.Qd4+ Kb7
39.h5 Rc8 40.h6 Qc6 41.Qd2 Qb5 42.Ka1 Ka6 43.h7 a4 44.Qd3 Qxd3
45.cxd3 Bb5 46.Rg7 Rh8 47.Rc1 Bxd3 48.Rc6+ Kb5 49.Rxe6 Rxh7
50.Rxh7 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.19"]
[EventDate "1980.03.16"]
[Round "4"]
[Result "1/2-1/2"]
[White "Arthur Bisguier"]
[Black "Samuel Reshevsky"]
[ECO "C96"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "33"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3
d6 8.c3 O-O 9.h3 Na5 10.Bc2 c5 11.d4 Nd7 12.Nbd2 cxd4 13.cxd4
Nc6 14.Nf1 exd4 15.Nxd4 Nxd4 16.Qxd4 Ne5 17.Qd1 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.19"]
[EventDate "1980.03.16"]
[Round "4"]
[Result "0-1"]
[White "Nick DeFirmian"]
[Black "Florin Gheorghiu"]
[ECO "B42"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "68"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 Nf6 6.O-O d6 7.Nc3
Nbd7 8.f4 Qb6 9.Be3 Qxb2 10.Ncb5 axb5 11.Nxb5 Qb4 12.Nc7+ Ke7
13.Nxa8 Qa5 14.e5 Ne8 15.exd6 Nxd6 16.c4 Qxa8 17.c5 Ne8 18.f5
f6 19.Bd4 Ne5 20.Bxe5 fxe5 21.Bc4 Qb8 22.Bxe6 Nf6 23.Qb3 Qc7
24.Kh1 Bd7 25.Bxd7 Nxd7 26.Rac1 Qc6 27.Rfd1 Ke8 28.Rc2 Be7
29.Rcd2 Nxc5 30.Qg3 Bf6 31.Rd6 Ne4 32.Qa3 Nxd6 33.Rxd6 Qc7
34.Qa4+ Ke7 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.19"]
[EventDate "1980.03.16"]
[Round "4"]
[Result "1-0"]
[White "Roman Dzindzichashvili"]
[Black "Bruce Rind"]
[ECO "E12"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "76"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.Nc3 Bb7 5.a3 d5 6.cxd5 exd5 7.Bf4
Bd6 8.Bxd6 Qxd6 9.e3 O-O 10.b4 a6 11.Be2 Nbd7 12.O-O Rfe8
13.Qb3 c6 14.Bd3 c5 15.bxc5 bxc5 16.Bf5 cxd4 17.Bxd7 Nxd7
18.Nxd4 Nc5 19.Qb2 Rac8 20.Rfd1 Rc7 21.Nce2 Qe5 22.Rac1 Rec8
23.Rxc5 Rxc5 24.Qxb7 a5 25.h3 g6 26.Nf3 Qd6 27.Qb3 Rb8 28.Qd3
a4 29.Qd4 Rc2 30.Nf4 Qxa3 31.Nxd5 Qb2 32.Ne7+ Kf8 33.Qd6 Kg7
34.Rd4 a3 35.Qe5+ f6 36.Nf5+ gxf5 37.Rd7+ Kh6 38.Qf4+ Kg6 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.19"]
[EventDate "1980.03.16"]
[Round "4"]
[Result "1/2-1/2"]
[White "Michael Wilder"]
[Black "Eugenio Torre"]
[ECO "B06"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "25"]

1.e4 g6 2.d4 Bg7 3.Nf3 d6 4.Nbd2 Nf6 5.Bd3 O-O 6.O-O Nc6 7.c3
Re8 8.Nc4 e5 9.dxe5 Nxe5 10.Nfxe5 dxe5 11.Bg5 h6 12.Bh4 Qe7
13.Qf3 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.19"]
[EventDate "1980.03.16"]
[Round "4"]
[Result "1/2-1/2"]
[White "John A Peters"]
[Black "John Fedorowicz"]
[ECO "B52"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "90"]

1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 4.Bxd7+ Nxd7 5.O-O Ngf6 6.Re1 e6
7.d4 cxd4 8.Qxd4 Be7 9.c4 O-O 10.Nc3 a6 11.b3 Qc7 12.Bb2 Rfe8
13.Qd2 Bf8 14.h3 Rac8 15.Nd4 Qb8 16.Rad1 Rcd8 17.g4 Nc5 18.g5
Nfd7 19.f4 Ne5 20.Qe3 Nc6 21.Qg3 Qa7 22.Qf3 Qb8 23.Nc2 b5
24.cxb5 axb5 25.b4 Na4 26.Nxa4 bxa4 27.a3 Qb7 28.Ne3 Ne7
29.Ng4 d5 30.f5 dxe4 31.f6 e3 32.Nxe3 Nd5 33.fxg7 Bxg7 34.Bxg7
Kxg7 35.Rxd5 Rxd5 36.Qf6+ Kg8 37.Nxd5 Qxd5 38.Rf1 e5 39.Qf3 e4
40.Qe3 Rd8 41.h4 Qe5 42.Qf4 Qe6 43.Re1 Re8 44.Re3 Qc4 45.Kh2
Qc2+ 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.19"]
[EventDate "1980.03.16"]
[Round "4"]
[Result "1/2-1/2"]
[White "Jay E Whitehead"]
[Black "Efim Geller"]
[ECO "B52"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "25"]

1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 4.Bxd7+ Nxd7 5.O-O Ngf6 6.Qe2 e6
7.d4 cxd4 8.Nxd4 Nc5 9.Nc3 a6 10.Rd1 Qc7 11.Nb3 Be7 12.Bf4 O-O
13.e5 1/2-1/2

[Event "Lone Pine (USA)"]
[Site "Lone Pine (USA)"]
[Date "1980.03.19"]
[EventDate "?"]
[Round "?"]
[Result "1-0"]
[White "Larry Christiansen"]
[Black "Vladimir Raicevic"]
[ECO "D31"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "143"]

1.c4 e6 2.Nc3 d5 3.d4 c6 4.e4 dxe4 5.Nxe4 Bb4+ 6.Bd2 Qxd4
7.Bxb4 Qxe4+ 8.Be2 Nd7 9.Nf3 c5 10.Bc3 Ngf6 11.Qd6 Qc6 12.Qg3
O-O 13.Rd1 Ne8 14.O-O f6 15.Bd3 Rf7 16.Rfe1 Nf8 17.b4 Qc7
18.bxc5 Qxc5 19.Nd2 Bd7 20.Ne4 Qc7 21.Qxc7 Nxc7 22.Nd6 Re7
23.Nxb7 Rb8 24.Nc5 Bc6 25.f4 Nd7 26.Nxd7 Rxd7 27.Bc2 Rbd8
28.Ba5 Rxd1 29.Bxd1 Rd7 30.Bxc7 Rxc7 31.Rxe6 Kf7 32.Re2 a5
33.Kf2 Rd7 34.Bc2 h6 35.g3 a4 36.Ke3 Ke6 37.g4 Rd6 38.a3 g5
39.Bf5+ Ke7 40.fxg5 fxg5 41.Rb2 Kd8 42.Rd2 Rxd2 43.Kxd2 Kc7
44.Ke3 Kd6 45.Kd4 Bf3 46.c5 Kc6 47.Be6 Be2 48.Bf5 Bf3 49.Kc4
Kc7 50.Kb5 Bd1 51.Be6 Bb3 52.Bf5 Bd1 53.Kb4 Kb8 54.h3 Be2
55.Kxa4 Bf1 56.Be4 Bxh3 57.Bf3 Bf1 58.Kb4 Kc7 59.Kc3 Bb5
60.Kd4 Ba4 61.Ke5 Bd7 62.Kd4 Be8 63.Kc4 Bd7 64.c6 Be8 65.Kc5
Bg6 66.Kd5 Bd3 67.Ke5 Ba6 68.Kf6 Bc8 69.Kg6 Bxg4 70.Bxg4 Kxc6
71.Kxh6 Kb5 72.Bd7+ 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.19"]
[EventDate "1980.03.16"]
[Round "4"]
[Result "1-0"]
[White "Margeir Petursson"]
[Black "John A Grefe"]
[ECO "A55"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "77"]

1.d4 Nf6 2.c4 d6 3.Nc3 Nbd7 4.e4 e5 5.Nf3 Be7 6.Be2 O-O 7.O-O
c6 8.Re1 Re8 9.Rb1 Bf8 10.Bf1 a6 11.b4 Qc7 12.a3 exd4 13.Nxd4
b5 14.cxb5 axb5 15.Bg5 h6 16.Bh4 Qb6 17.a4 bxa4 18.b5 c5
19.Nc6 a3 20.Qb3 g5 21.Bc4 gxh4 22.Bxf7+ Kh8 23.Bxe8 c4
24.Qxc4 Nxe8 25.Qf7 Nef6 26.e5 dxe5 27.Nxe5 Bg7 28.Ng6+ Kh7
29.Re7 Nh5 30.Nf4 a2 31.Nxa2 Ne5 32.Qxh5 Qf6 33.Nd5 Qd6
34.Nac3 Ng4 35.Qxh4 Bf5 36.Rbe1 Rf8 37.b6 Kg6 38.Rxg7+ Kxg7
39.Qe7+ 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.19"]
[EventDate "1980.03.16"]
[Round "4"]
[Result "1/2-1/2"]
[White "Miguel A Quinteros"]
[Black "Bent Larsen"]
[ECO "A42"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "102"]

1.d4 g6 2.e4 Bg7 3.c4 d6 4.Nc3 e5 5.dxe5 dxe5 6.Qxd8+ Kxd8
7.f4 Be6 8.Nf3 Nd7 9.Be2 h6 10.g3 Ne7 11.Be3 Kc8 12.O-O-O Re8
13.Rhf1 a5 14.Nh4 Bh3 15.Rf2 exf4 16.gxf4 a4 17.Bd4 Bf8 18.Rf3
Bg4 19.Re3 Bxe2 20.Rxe2 Nc6 21.Bf2 Bc5 22.Nf3 Bxf2 23.Rxf2 Nc5
24.Ne5 Nxe5 25.fxe5 Re7 26.Kc2 Ne6 27.Nd5 Rd7 28.Rdf1 Nd8
29.Kc3 Ra6 30.Rf6 Re6 31.Rxe6 fxe6 32.Nb4 Rf7 33.Rf6 Rxf6
34.exf6 Nf7 35.Nd3 e5 36.Kb4 g5 37.Kxa4 g4 38.Kb3 h5 39.Kc2
Kd7 40.Kd2 b6 41.b4 Ke6 42.a4 Nd6 43.f7+ Kxf7 44.c5 Nxe4+
45.Ke3 Nc3 46.cxb6 cxb6 47.a5 bxa5 48.bxa5 Ke6 49.a6 Nb5
50.Ke4 Nd6+ 51.Ke3 Nb5 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.19"]
[EventDate "1980.03.16"]
[Round "4"]
[Result "1/2-1/2"]
[White "Steven M Odendahl"]
[Black "Leonid Alexandrovich Shamkovich"]
[ECO "A32"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "89"]

1.d4 Nf6 2.c4 c5 3.Nf3 cxd4 4.Nxd4 e6 5.g3 a6 6.Bg2 Qc7 7.Qa4
Nc6 8.Nxc6 bxc6 9.O-O Be7 10.Bf4 e5 11.Bd2 O-O 12.Ba5 Qa7
13.Nc3 Rb8 14.b4 c5 15.a3 d6 16.Qc2 Bd7 17.Rfd1 Rfc8 18.Nd5
Nxd5 19.Bxd5 g6 20.Rab1 Be6 21.bxc5 Qxc5 22.Bb4 Qc7 23.Bxe6
fxe6 24.Qd2 Qc6 25.Rbc1 Rd8 26.Qh6 Qe4 27.Qh3 Qf5 28.Qg2 e4
29.Rd4 Bg5 30.e3 d5 31.cxd5 exd5 32.Qf1 Rbc8 33.Rdd1 Rxc1
34.Rxc1 Rc8 35.Qd1 Rxc1 36.Qxc1 Qe6 37.Qc7 Bh6 38.Qd8+ Kf7
39.Qh8 Bg7 40.Qxh7 Qg4 41.Bc3 Qd1+ 42.Kg2 Qf3+ 43.Kh3 Qf5+
44.Kg2 Qf3+ 45.Kg1 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.19"]
[EventDate "1980.03.16"]
[Round "4"]
[Result "1-0"]
[White "Svetozar Gligoric"]
[Black "Vitaly F Zaltsman"]
[ECO "E58"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "137"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 c5 6.Nf3 d5 7.O-O
Nc6 8.a3 Bxc3 9.bxc3 dxc4 10.Bxc4 Qc7 11.Ba2 e5 12.Qc2 Bg4
13.dxe5 Nxe5 14.Ne1 Rfd8 15.f3 Be6 16.c4 a6 17.f4 Nc6 18.Nf3
Qe7 19.Bb2 Bg4 20.Rae1 Ne4 21.Bb1 f5 22.Qc1 Rd7 23.Rd1 Rad8
24.Rd5 Nf6 25.Rxd7 Qxd7 26.Bxf6 gxf6 27.Qc3 Kf7 28.Bc2 Ne7
29.Rd1 Qc7 30.Rxd8 Qxd8 31.Nd2 Bh5 32.Kf2 Bg6 33.Nf1 Nc6
34.Ng3 Ne7 35.h4 h6 36.h5 Bh7 37.Bd3 Qd7 38.Be2 Kg7 39.Nf1 Bg8
40.Nd2 Be6 41.Nf3 Kf7 42.Nh4 Qd6 43.Qc2 Qd7 44.Bd3 Kg7 45.Ke2
Kf7 46.g4 Qc6 47.gxf5 Bd7 48.Be4 Qc8 49.Qd3 b5 50.Qd6 bxc4
51.Ng6 Nxf5 52.Bxf5 Bxf5 53.Qe7+ Kg8 54.Qxf6 Bxg6 55.Qxg6+ Kf8
56.Qxh6+ Ke7 57.Qg7+ Kd6 58.Qf6+ Kc7 59.f5 Qd7 60.Qe5+ Kb7
61.Qe4+ Ka7 62.f6 Qh3 63.f7 Qh2+ 64.Kf1 Qh3+ 65.Qg2 Qf5+
66.Qf2 Qh3+ 67.Ke1 Qh1+ 68.Ke2 Qxh5+ 69.Qf3 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.19"]
[EventDate "1980.03.16"]
[Round "4"]
[Result "1/2-1/2"]
[White "Peter Biyiasas"]
[Black "Evgenij Ermenkov"]
[ECO "A07"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "109"]

1.Nf3 Nf6 2.g3 b6 3.Bg2 Bb7 4.O-O e6 5.d3 d5 6.Nbd2 c5 7.e4
Nc6 8.Re1 Be7 9.Qe2 O-O 10.e5 Ne8 11.Nf1 Nc7 12.Bf4 Qd7 13.h4
Rae8 14.N1h2 Nd8 15.Ng4 Kh8 16.Qd2 f5 17.exf6 gxf6 18.Nfe5 Qc8
19.Nh6 Nb5 20.Neg4 d4 21.Bxb7 Qxb7 22.Re2 Nd6 23.Rae1 N6f7
24.Nxf7+ Rxf7 25.Nh6 Rff8 26.Re4 Qd7 27.Qe2 Bd6 28.Bxd6 Qxd6
29.Qh5 Qd7 30.g4 Qg7 31.Nf5 Qg6 32.Ng3 Kg8 33.g5 f5 34.R4e2
Qxh5 35.Nxh5 Kf7 36.Nf6 Re7 37.Nxh7 Rh8 38.h5 Rxh7 39.g6+ Kf6
40.gxh7 Rxh7 41.f4 Rxh5 42.Rh2 Rxh2 43.Kxh2 Nc6 44.Kh3 a5
45.Kg3 Ne7 46.Rh1 Nd5 47.Rh6+ Ke7 48.Kf3 Kd6 49.Rh4 Kc6 50.Rh2
Kd6 51.Rf2 Kc6 52.Ke2 a4 53.Kf3 b5 54.Ke2 c4 55.dxc4 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.19"]
[EventDate "1980.03.16"]
[Round "4"]
[Result "1/2-1/2"]
[White "Ron W Henley"]
[Black "Mark Ginsburg"]
[ECO "E62"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "109"]

1.d4 Nf6 2.Nf3 g6 3.g3 Bg7 4.Bg2 O-O 5.O-O d6 6.c4 Nc6 7.Nc3
Bg4 8.Ne1 Qc8 9.b3 e5 10.d5 Ne7 11.f3 Bh3 12.e4 Bxg2 13.Kxg2
h6 14.Nd3 c6 15.Bd2 cxd5 16.cxd5 Qd7 17.Qe2 Nh5 18.Rac1 Rac8
19.Nb2 f5 20.Qb5 Rfd8 21.Qxd7 Rxd7 22.Nc4 Nf6 23.Rfe1 Re8
24.a4 a6 25.Nd1 fxe4 26.fxe4 Nexd5 27.exd5 Nxd5 28.Nc3 Nb4
29.Ne4 Nd3 30.Nb6 Nxe1+ 31.Bxe1 Rdd8 32.Nd5 Rf8 33.Rc7 Rf7
34.Ba5 Rdf8 35.Bb4 Rxc7 36.Nxc7 Rc8 37.Bxd6 Kf7 38.Kf3 g5
39.a5 Kg6 40.g4 Bf8 41.Bxe5 Bb4 42.Nd5 Rf8+ 43.Ke3 Bxa5 44.Nd6
b5 45.Ne7+ Kh7 46.Ne4 Rf1 47.Kd4 Rb1 48.Kd5 Bb4 49.Nf6+ Kg7
50.Ke6 Bxe7 51.Kxe7 Rxb3 52.Nd7+ Kg8 53.Nf6+ Kg7 54.Nd7+ Kg8
55.Nf6+ 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.19"]
[EventDate "1980.03.16"]
[Round "4"]
[Result "1-0"]
[White "Anthony Miles"]
[Black "Evan Michaelides"]
[ECO "A00"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "75"]

1.g3 e5 2.Bg2 Nf6 3.d3 d5 4.Nf3 Nc6 5.O-O Be7 6.a3 a5 7.b3 O-O
8.Bb2 e4 9.dxe4 Nxe4 10.c4 dxc4 11.Qc2 Bf6 12.bxc4 Bf5 13.Qc1
Re8 14.Ra2 Qe7 15.Qf4 Bg6 16.Bxf6 Nxf6 17.Nc3 Red8 18.Nb5 Ne8
19.Nh4 Qe5 20.Nxg6 hxg6 21.Rb1 Rab8 22.Rab2 Qxf4 23.gxf4 Nd4
24.c5 Ne6 25.Na7 Nxc5 26.Nc6 Na4 27.Rb3 Nc3 28.Nxd8 Nxb1
29.Nxb7 Nd2 30.Rc3 a4 31.Bc6 Nb3 32.Rc4 Nf6 33.Rxa4 Kh7 34.Kf1
Nd2+ 35.Ke1 Nde4 36.Rxe4 Nxe4 37.Bxe4 Ra8 38.Nd6 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.19"]
[EventDate "1980.03.16"]
[Round "4"]
[Result "1-0"]
[White "Oscar Panno"]
[Black "Larry Kaufman"]
[ECO "A58"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "93"]

1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 Bxa6 6.g3 g6 7.b3
Bg7 8.Bb2 Bb7 9.Bg2 e6 10.e4 exd5 11.exd5 O-O 12.Ne2 Na6
13.O-O d6 14.Nbc3 Qa5 15.Qd2 Nc7 16.Rfd1 Rfe8 17.Nf4 Bh6
18.Bf3 Qb4 19.Qc2 Bc8 20.a3 Qb7 21.Ne4 Nxe4 22.Bxe4 Rb8 23.Qc3
Re5 24.Qc4 Re8 25.Bc2 Bg7 26.Bxg7 Kxg7 27.b4 Na6 28.Ba4 Re5
29.Bc6 Qe7 30.b5 Nc7 31.a4 Kg8 32.Nd3 Re4 33.Re1 Bf5 34.Rxe4
Qxe4 35.Qxe4 Bxe4 36.Rd1 Kg7 37.Ne1 g5 38.f3 Bg6 39.Kf2 Kf6
40.Ke3 Ke5 41.Rd2 h5 42.Nd3+ Bxd3 43.Kxd3 h4 44.Re2+ Kf6 45.g4
Rd8 46.a5 Rb8 47.Kc4 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.19"]
[EventDate "1980.03.16"]
[Round "4"]
[Result "0-1"]
[White "Dusan Rajkovic"]
[Black "Julio Argentino Kaplan Pera"]
[ECO "A72"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "72"]

1.d4 Nf6 2.c4 e6 3.Nf3 c5 4.d5 exd5 5.cxd5 g6 6.Nc3 Bg7 7.e4
O-O 8.Be2 d6 9.Nd2 Na6 10.O-O Nc7 11.a4 b6 12.Nc4 Ba6 13.Bg5
Qd7 14.f3 Rab8 15.e5 Nfe8 16.exd6 Nxd6 17.Nxd6 Qxd6 18.Bxa6
Nxa6 19.Qe2 Qe5 20.Qxe5 Bxe5 21.Be7 Rfe8 22.d6 Nb4 23.Rad1 f5
24.Rfe1 Bd4+ 25.Rxd4 cxd4 26.d7 dxc3 27.dxe8=Q+ Rxe8 28.bxc3
Nd5 29.Bh4 Rxe1+ 30.Bxe1 Kf7 31.Bd2 Ke6 32.Kf2 Nf6 33.Ke3 Nd7
34.c4 a5 35.Kd4 Nc5 36.Bc1 Nb3+ 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.19"]
[EventDate "1980.03.16"]
[Round "4"]
[Result "0-1"]
[White "Douglas Root"]
[Black "Walter Shawn Browne"]
[ECO "E31"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "98"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Bg5 h6 5.Bh4 c5 6.d5 d6 7.Qa4+
Nbd7 8.dxe6 Bxc3+ 9.bxc3 fxe6 10.Rd1 Qe7 11.Nf3 O-O 12.e3 e5
13.Nd2 e4 14.Qc2 b6 15.Be2 Bb7 16.O-O Rad8 17.f3 exf3 18.Bxf3
Bxf3 19.Nxf3 Qxe3+ 20.Kh1 Qe6 21.Rfe1 Qxc4 22.Rxd6 Rde8
23.Red1 Rf7 24.h3 Re2 25.Qg6 Qe4 26.Qg3 Qf5 27.Bxf6 Nxf6
28.Rd8+ Re8 29.Rxe8+ Nxe8 30.Rd8 Re7 31.a4 Kh7 32.a5 bxa5
33.Qh4 Re3 34.Qa4 Nf6 35.Qxa5 Rxf3 36.gxf3 Qxh3+ 37.Kg1 Qg3+
38.Kf1 Qxf3+ 39.Ke1 Ne4 40.Qxa7 Qf2+ 41.Kd1 Nxc3+ 42.Kc1 Ne2+
43.Kb1 Qf5+ 44.Ka2 Qc2+ 45.Ka3 Qc3+ 46.Ka2 Qc2+ 47.Ka3 Qc3+
48.Ka2 Nc1+ 49.Kb1 Nd3 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.19"]
[EventDate "1980.03.16"]
[Round "4"]
[Result "1/2-1/2"]
[White "Perry Youngworth"]
[Black "Vladimir Mikhailovich Liberzon"]
[ECO "D89"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "75"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7
7.Bc4 c5 8.Ne2 cxd4 9.cxd4 Nc6 10.Be3 O-O 11.O-O Bg4 12.f3 Na5
13.Bd3 Be6 14.d5 Bxa1 15.Qxa1 f6 16.Rb1 Bd7 17.Bh6 Rf7 18.e5
fxe5 19.Qxe5 Qb8 20.Qxb8+ Rxb8 21.Bd2 Bf5 22.Bxf5 Rxf5 23.Bxa5
Rxd5 24.Be1 b6 25.Nc3 Rc5 26.a4 Rd8 27.Kf2 Rd3 28.Rb3 Re5
29.Ra3 Kf7 30.Nb5 Rxa3 31.Nxa3 Rc5 32.Bd2 Ke6 33.Ke3 a6 34.Kd4
Rd5+ 35.Kc3 Rc5+ 36.Kd4 Rd5+ 37.Kc3 Rc5+ 38.Kd4 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.20"]
[EventDate "1980.03.16"]
[Round "5"]
[Result "1/2-1/2"]
[White "Lev Alburt"]
[Black "Anthony Miles"]
[ECO "A10"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "95"]

1.c4 b6 2.Nc3 e6 3.e4 Bb7 4.a3 Nf6 5.e5 Ne4 6.Nf3 d6 7.d4 Nxc3
8.bxc3 Nd7 9.Bf4 dxe5 10.Nxe5 Nxe5 11.Bxe5 Bd6 12.Qa4+ Qd7
13.Qxd7+ Kxd7 14.Bd3 f6 15.Bxd6 cxd6 16.Kd2 Rac8 17.a4 g6
18.f3 a5 19.Rab1 Kc7 20.Rhe1 e5 21.Be4 Ba6 22.Bd5 Rb8 23.f4
Rhe8 24.g3 Rbd8 25.Rf1 f5 26.Rb2 Rb8 27.Re1 exf4 28.gxf4 Rxe1
29.Kxe1 Re8+ 30.Kf2 Bc8 31.c5 dxc5 32.dxc5 bxc5 33.Rb5 Bd7
34.Rxc5+ Kb6 35.Rc4 Rd8 36.Bf3 Be8 37.Ke3 Rd6 38.Rc8 Bxa4
39.Rb8+ Kc5 40.Ra8 Bd7 41.Rxa5+ Kc4 42.Ra3 Rd3+ 43.Kf2 Rxc3
44.Bd5+ Kd4 45.Rxc3 Kxc3 46.Ke3 Bb5 47.h4 Bc4 48.Bf3 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.20"]
[EventDate "1980.03.16"]
[Round "5"]
[Result "1-0"]
[White "Yuri Balashov"]
[Black "Miguel A Quinteros"]
[ECO "B25"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "81"]

1.e4 c5 2.Nc3 d6 3.g3 Nc6 4.Bg2 g6 5.d3 Bg7 6.f4 e6 7.Nf3 Nge7
8.O-O O-O 9.Be3 Nd4 10.Rb1 Bd7 11.Ne2 Nxe2+ 12.Qxe2 f5 13.Bf2
Nc6 14.c3 Qc7 15.b4 b6 16.Rfc1 Rac8 17.exf5 exf5 18.d4 Rce8
19.Qd2 c4 20.d5 Nd8 21.Re1 b5 22.Bd4 Bxd4+ 23.Nxd4 a6 24.h3
Bc8 25.Qc2 Qf7 26.a4 Rxe1+ 27.Rxe1 Re8 28.Re2 Bd7 29.axb5 axb5
30.Nc6 Kf8 31.Qd2 Rxe2 32.Qxe2 Bxc6 33.dxc6 Qc7 34.Qf3 Ke7
35.Qe3+ Kf8 36.Qd4 Nxc6 37.Qh8+ Ke7 38.Qxh7+ Kd8 39.Qxc7+ Kxc7
40.Bxc6 Kxc6 41.Kf2 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.20"]
[EventDate "1980.03.16"]
[Round "5"]
[Result "1/2-1/2"]
[White "Joel Benjamin"]
[Black "Perry Youngworth"]
[ECO "E54"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "48"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 c5 6.Nf3 d5 7.O-O
dxc4 8.Bxc4 Bd7 9.Qe2 Bc6 10.Rd1 Bxc3 11.bxc3 Qa5 12.Bb2 Rc8
13.Ne5 Ba4 14.Rf1 cxd4 15.cxd4 Nc6 16.f4 Nxe5 17.fxe5 Ne4
18.Rxf7 Rxc4 19.Qxc4 Kxf7 20.Rf1+ Kg8 21.Qxe6+ Kh8 22.Qf7 Rg8
23.Ba3 h6 24.Bf8 Bb5 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.20"]
[EventDate "1980.03.16"]
[Round "5"]
[Result "1-0"]
[White "Evgenij Ermenkov"]
[Black "Arthur Bisguier"]
[ECO "A28"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "121"]

1.c4 e5 2.Nc3 Nf6 3.Nf3 Nc6 4.e3 Bb4 5.Qc2 Bxc3 6.Qxc3 Qe7
7.a3 O-O 8.d3 d5 9.cxd5 Nxd5 10.Qc2 a5 11.b3 f5 12.Bb2 f4
13.e4 Nf6 14.h3 Kh8 15.Be2 Bd7 16.Rc1 Rae8 17.O-O Bc8 18.Rfe1
Nd7 19.Bf1 Rf6 20.Qc4 Rd6 21.b4 Nb6 22.Qc2 axb4 23.axb4 Nxb4
24.Qxc7 Qxc7 25.Rxc7 Nc6 26.Rc1 Kg8 27.Ra1 Rd7 28.Rxd7 Nxd7
29.Rc1 h6 30.Be2 g5 31.Bd1 Kg7 32.Bb3 Kf6 33.g4 Ndb8 34.d4
exd4 35.Nxd4 Kg6 36.Nf5 Rd8 37.Bd5 Bd7 38.f3 Na6 39.e5 Bxf5
40.gxf5+ Kxf5 41.Be4+ Ke6 42.Bxc6 bxc6 43.Rxc6+ Kf7 44.e6+ Ke8
45.Bf6 Ra8 46.Kf1 Nb4 47.Rd6 Na6 48.h4 g4 49.fxg4 Nc5 50.e7
Nd7 51.g5 hxg5 52.Bxg5 Rb8 53.Kf2 Rb6 54.Rxb6 Nxb6 55.h5 Nc4
56.h6 Ne5 57.h7 Ng6 58.Kf3 Kf7 59.Kg4 Nh8 60.Kxf4 Ng6+ 61.Kg4
1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.20"]
[EventDate "1980.03.16"]
[Round "5"]
[Result "1/2-1/2"]
[White "Larry Kaufman"]
[Black "Nick DeFirmian"]
[ECO "E83"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "132"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 Nc6 7.Nge2
Re8 8.Qd2 Rb8 9.Rb1 a6 10.b4 Bd7 11.Nc1 e5 12.d5 Nd4 13.Nb3 c6
14.Nxd4 exd4 15.Bxd4 b5 16.Be2 bxc4 17.O-O cxd5 18.Nxd5 Nxd5
19.Bxg7 Kxg7 20.Qxd5 Qb6+ 21.Kh1 Be6 22.Qd2 Kg8 23.f4 c3
24.Qxc3 Bxa2 25.Rb2 Rbc8 26.Qd2 Bc4 27.f5 Rxe4 28.Bxc4 Rcxc4
29.h3 Qd4 30.Qxd4 Rexd4 31.Ra2 Rxb4 32.Rxa6 g5 33.Ra8+ Kg7
34.f6 Kh6 35.Rf8 Rb7 36.Rg8 Rf4 37.Rxf4 gxf4 38.Kg1 Rd7 39.Kf2
d5 40.Rg4 Rd6 41.Rxf4 Kg5 42.Rg4+ Kxf6 43.Ke3 Re6+ 44.Kd4 Re5
45.Rh4 h5 46.g4 hxg4 47.hxg4 Ke6 48.Rh6+ f6 49.Kd3 Rg5 50.Rh4
Rg7 51.Ke3 Rg8 52.Kf4 Ra8 53.Rh5 Ra1 54.Rh8 Rf1+ 55.Ke3 Re1+
56.Kf4 Re4+ 57.Kf3 Ke5 58.Rh5+ Kd4 59.Rh6 Ke5 60.Rh5+ Kd6
61.Rh8 Re1 62.Rg8 Kc5 63.Rg6 d4 64.Kf2 Re6 65.g5 d3 66.gxf6
Re5 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.20"]
[EventDate "1980.03.16"]
[Round "5"]
[Result "0-1"]
[White "Peter Biyiasas"]
[Black "Roman Dzindzichashvili"]
[ECO "A04"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "54"]

1.Nf3 c5 2.g3 Nc6 3.Bg2 g6 4.O-O Bg7 5.c3 e5 6.e4 Nge7 7.d3
O-O 8.Be3 d6 9.Nfd2 Be6 10.c4 f5 11.f3 Qd7 12.Nc3 f4 13.Bf2 h5
14.Nd5 g5 15.Nb1 Ng6 16.Nbc3 Rf7 17.Kh1 Raf8 18.Ne2 g4 19.Ng1
fxg3 20.hxg3 h4 21.Kh2 Nd4 22.Bxd4 hxg3 23.Kxg3 Qd8 24.Kf2
exd4 25.Ke1 Bxd5 26.cxd5 Qh4+ 27.Kd2 Nf4 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.20"]
[EventDate "1980.03.16"]
[Round "5"]
[Result "1-0"]
[White "Eugenio Torre"]
[Black "Steven M Odendahl"]
[ECO "A48"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "131"]

1.Nf3 Nf6 2.d4 g6 3.Bg5 Bg7 4.Nbd2 d6 5.e4 O-O 6.c3 Nc6 7.Bb5
Bd7 8.O-O h6 9.Bh4 Qe8 10.e5 dxe5 11.Bxc6 Bxc6 12.Nxe5 b6
13.Nxc6 Qxc6 14.Re1 Rfe8 15.Nf3 Qb7 16.Qb3 e6 17.Ne5 Qd5
18.Qa4 a6 19.Rad1 b5 20.Qa5 Qb7 21.Rd3 Nd5 22.Bg3 Qb6 23.Qa3
b4 24.Qa4 Qb5 25.Qc2 bxc3 26.bxc3 Rab8 27.Rf3 Qb2 28.Qd3 Nf6
29.Qxa6 Qd2 30.Rf1 Ra8 31.Qc6 Qxa2 32.Qxc7 Qa7 33.Qc4 Rac8
34.Qd3 Re7 35.h3 Rec7 36.Rc1 Qa3 37.Qb1 Rxc3 38.Rcxc3 Rxc3
39.Rxc3 Qxc3 40.Qb7 Qe1+ 41.Kh2 Qe4 42.Qxf7+ Kh7 43.Nf3 Qf5
44.Qa7 g5 45.Be5 h5 46.Qb7 Kh6 47.Kg1 Qc2 48.Nh2 Kg6 49.Qe7
Qc1+ 50.Nf1 Qc8 51.Ng3 Qg8 52.Qb7 Kh6 53.Qf3 h4 54.Bxf6 hxg3
55.fxg3 Qc8 56.Bxg7+ Kxg7 57.Qg4 Qc1+ 58.Kh2 Kf7 59.h4 gxh4
60.gxh4 Qd2 61.h5 Kf8 62.Kh3 Qc1 63.Qf3+ Ke7 64.Kg4 Qd2 65.Qe4
Kd7 66.g3 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.20"]
[EventDate "1980.03.16"]
[Round "5"]
[Result "0-1"]
[White "Leonid Alexandrovich Shamkovich"]
[Black "John Fedorowicz"]
[ECO "B33"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "94"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6
7.Bg5 a6 8.Na3 b5 9.Bxf6 gxf6 10.Nd5 f5 11.Nxb5 axb5 12.Bxb5
Bd7 13.exf5 Qg5 14.g4 Rb8 15.h4 Qd8 16.a4 Qa5+ 17.c3 Kd8
18.O-O Qa8 19.Nf6 Be7 20.Nxd7 Kxd7 21.Qd5 Rhg8 22.f3 Kc7 23.f6
Bxf6 24.Qxf7+ Be7 25.Rad1 Rbf8 26.Qd5 Rg6 27.h5 Rgf6 28.Kg2
Rf4 29.b4 e4 30.Rfe1 Ne5 31.Qe6 Qd8 32.Rd4 R8f6 33.Qd5 exf3
34.Kf1 f2 35.Ree4 Rxe4 36.Rxe4 Kb8 37.Be2 Qb6 38.Qg8+ Rf8
39.Qxh7 Qc7 40.Re3 Qa7 41.Qe4 Qxa4 42.Kg2 Qa1 43.Bf1 Rg8
44.Rg3 Bh4 45.Qd5 Qa8 46.Qxa8+ Kxa8 47.Re3 Nxg4 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.20"]
[EventDate "1980.03.16"]
[Round "5"]
[Result "1-0"]
[White "Efim Geller"]
[Black "Oscar Panno"]
[ECO "B42"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "85"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 Nf6 6.O-O d6 7.c4
Be7 8.Nc3 O-O 9.Be3 Qc7 10.Rc1 b6 11.f4 Nbd7 12.g4 g6 13.g5
Ne8 14.Be2 Bd8 15.Qe1 e5 16.Nd5 Qb7 17.fxe5 dxe5 18.Nf3 Qc6
19.Qg3 Qe6 20.Nd2 f5 21.gxf6 Ndxf6 22.c5 b5 23.a4 Bd7 24.Rf5
Bc6 25.Rxe5 Qd7 26.axb5 axb5 27.Rd1 Ra2 28.Nc3 Ra6 29.Nc4 Qc8
30.Nd6 Nxd6 31.cxd6 Bb6 32.Bxb6 Rxb6 33.Re7 b4 34.Bc4+ Kh8
35.Be6 Qb8 36.Ne2 Bxe4 37.Qe5 Rb5 38.Qd4 Rg5+ 39.Ng3 Qb5
40.Rf1 Bf5 41.Bxf5 gxf5 42.d7 f4 43.d8=Q 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.20"]
[EventDate "1980.03.16"]
[Round "5"]
[Result "1-0"]
[White "Samuel Reshevsky"]
[Black "Larry Christiansen"]
[ECO "D97"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "107"]

1.Nf3 Nf6 2.d4 g6 3.c4 Bg7 4.Nc3 d5 5.Qb3 dxc4 6.Qxc4 O-O 7.e4
Na6 8.Qa4 c5 9.d5 Bd7 10.Bb5 Nb4 11.O-O a6 12.Bxd7 Nxd7 13.Ne1
Ne5 14.a3 Nbd3 15.Nxd3 Nxd3 16.Qc4 Nxc1 17.Raxc1 Rc8 18.a4 Qb6
19.Rc2 e6 20.f4 Rfe8 21.e5 Qb4 22.b3 b5 23.axb5 axb5 24.Nxb5
exd5 25.Qxb4 cxb4 26.Rfc1 Rxc2 27.Rxc2 f6 28.Nc7 Rc8 29.e6 Bf8
30.Rc6 d4 31.Kf2 Rd8 32.Ke2 d3 33.Kd2 f5 34.Ra6 Be7 35.Ra8
Rxa8 36.Nxa8 Bd8 37.Kxd3 Kf8 38.Kc4 Ke7 39.Kxb4 Kxe6 40.Kc5 g5
41.fxg5 Bxg5 42.Nc7+ Ke5 43.Nd5 h5 44.b4 h4 45.b5 h3 46.g3 Bd8
47.Nf4 Ke4 48.Nxh3 Kf3 49.Nf4 Kf2 50.b6 Kg1 51.h4 Kf2 52.b7
Bc7 53.h5 Kxg3 54.Ne6+ 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.20"]
[EventDate "1980.03.16"]
[Round "5"]
[Result "0-1"]
[White "Bruce Rind"]
[Black "Margeir Petursson"]
[ECO "A14"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "90"]

1.c4 Nf6 2.Nf3 c5 3.Nc3 e6 4.g3 Nc6 5.Bg2 Be7 6.O-O d5 7.cxd5
Nxd5 8.d4 O-O 9.Nxd5 exd5 10.dxc5 Bxc5 11.a3 Re8 12.b4 Bb6
13.Ra2 Bf5 14.Rd2 Be4 15.Bb2 Qe7 16.Qa1 f6 17.Rfd1 a5 18.b5
Na7 19.a4 Bc5 20.Ne1 Bb4 21.Bxe4 Qxe4 22.Rd4 Qxe2 23.Nd3 Bd2
24.Rxd5 Nc8 25.Rd7 Nb6 26.Ne5 fxe5 27.R1xd2 Qe4 28.Rc7 Rec8
29.Rxc8+ Rxc8 30.Qd1 h6 31.Rd8+ Kh7 32.Rxc8 Nxc8 33.Bc3 Nb6
34.Bxa5 Nxa4 35.Qe1 Qd5 36.Bc7 e4 37.Bf4 Nb2 38.Qb1 Nd3 39.Be3
Ne5 40.h4 Nc4 41.Bf4 Na3 42.Qb4 Nxb5 43.Qe7 Nd4 44.Kg2 e3+
45.Kh3 exf2 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.20"]
[EventDate "1980.03.16"]
[Round "5"]
[Result "1/2-1/2"]
[White "Mark Ginsburg"]
[Black "Vitaly F Zaltsman"]
[ECO "B56"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "132"]

1.Nf3 c5 2.e4 Nc6 3.Nc3 d6 4.d4 cxd4 5.Nxd4 Nf6 6.Be3 Ng4
7.Bb5 Nxe3 8.fxe3 Bd7 9.Bxc6 bxc6 10.O-O e6 11.e5 Be7 12.exd6
Bxd6 13.Ne4 Bxh2+ 14.Kh1 Qh4 15.Nf6+ gxf6 16.Nf3 Qg3 17.Nxh2
Rg8 18.Qe2 Rg6 19.Rf3 Qe5 20.Rd1 Rd8 21.Rh3 h6 22.e4 c5
23.Rhd3 Ke7 24.Nf3 Qc7 25.c4 Rgg8 26.e5 fxe5 27.Qxe5 Qxe5
28.Nxe5 Ba4 29.Rxd8 Rxd8 30.Rxd8 Kxd8 31.Nxf7+ Ke7 32.Nxh6 Bd1
33.Kh2 Kf6 34.Kg3 Ke5 35.Nf7+ Kd4 36.Kf4 Kd3 37.g4 Kc2 38.b4
cxb4 39.c5 a5 40.c6 Be2 41.c7 Ba6 42.g5 a4 43.g6 b3 44.axb3 a3
45.g7 a2 46.g8=Q a1=Q 47.Qg6+ Kxb3 48.Qxe6+ Kc2 49.Nd6 Qf1+
50.Ke5 Kc3 51.Ne4+ Kb4 52.Qb6+ Qb5+ 53.Qxb5+ Kxb5 54.Kd6 Bc8
55.Nf6 Kb6 56.Nd5+ Kb7 57.Ke7 Bh3 58.Kd8 Kc6 59.Nf4 Bg4 60.Ne2
Kd6 61.Nd4 Bh3 62.Nf3 Bg4 63.Ng5 Kc6 64.Nh7 Bh3 65.Nf6 Bf5
66.Ne8 Bh3 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.20"]
[EventDate "1980.03.16"]
[Round "5"]
[Result "1-0"]
[White "Bent Larsen"]
[Black "Jon Loftur Arnason"]
[ECO "A20"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "91"]

1.c4 e5 2.g3 Nf6 3.Bg2 d5 4.cxd5 Nxd5 5.Nc3 Nb6 6.d3 Be7 7.Be3
O-O 8.Rc1 Kh8 9.Nf3 Nc6 10.O-O f5 11.Na4 f4 12.Bc5 e4 13.Bxe7
Nxe7 14.Ne1 fxg3 15.hxg3 e3 16.Nc3 exf2+ 17.Rxf2 Rxf2 18.Kxf2
Bg4 19.Bxb7 Qd4+ 20.e3 Rf8+ 21.Bf3 Qe5 22.Ne4 Qh5 23.Nd2 Nbd5
24.Ng2 g5 25.e4 Nb4 26.Rxc7 Nxd3+ 27.Kg1 Bxf3 28.Nxf3 Qxf3
29.Qxf3 Rxf3 30.Rxe7 Nxb2 31.e5 Kg8 32.e6 Rxg3 33.Rxa7 Kf8
34.a4 Nc4 35.Kf2 Rg4 36.Kf3 Ne5+ 37.Kf2 Nd3+ 38.Ke2 Rxg2+
39.Kxd3 h5 40.a5 h4 41.a6 h3 42.Rh7 Ra2 43.a7 g4 44.Ke3 h2
45.e7+ Ke8 46.Rxh2 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.20"]
[EventDate "1980.03.16"]
[Round "5"]
[Result "0-1"]
[White "Julio Argentino Kaplan Pera"]
[Black "Svetozar Gligoric"]
[ECO "C49"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "90"]

1.e4 e5 2.Nc3 Nf6 3.Nf3 Nc6 4.Bb5 Bb4 5.O-O O-O 6.d3 d6 7.Bg5
Bxc3 8.bxc3 Qe7 9.Re1 Nd8 10.d4 Bg4 11.h3 Bh5 12.Bh4 h6 13.g4
Bg6 14.Bd3 Re8 15.d5 b6 16.Kh2 Nb7 17.g5 hxg5 18.Bxg5 Bh5
19.Re3 Qf8 20.Bxf6 gxf6 21.Bb5 Red8 22.Qg1+ Kh7 23.Bc6 Rab8
24.Bxb7 Rxb7 25.Nh4 Qh6 26.Nf5 Qf4+ 27.Qg3 Rbb8 28.Qxf4 exf4
29.Ree1 Rg8 30.Nh4 Rbe8 31.Ng2 Bf3 32.Nxf4 Bxe4 33.Re2 Re5
34.c4 Rge8 35.Rg1 Bg6 36.Rd2 Rg5 37.Rxg5 fxg5 38.Ne2 Kg7
39.Nd4 a6 40.f3 Re3 41.Kg3 Rc3 42.h4 gxh4+ 43.Kxh4 Kf6 44.f4
Rxc4 45.Kg4 Be4 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.20"]
[EventDate "1980.03.16"]
[Round "5"]
[Result "0-1"]
[White "Bozidar Ivanovic"]
[Black "John A Peters"]
[ECO "B16"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "167"]

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Nxf6+ gxf6 6.Bc4 Bf5
7.Ne2 Nd7 8.Bb3 e6 9.Bf4 h5 10.h4 Nb6 11.O-O Qd7 12.a4 Nd5
13.Bg3 O-O-O 14.Qd2 Bd6 15.Bxd5 cxd5 16.a5 Kb8 17.Rfe1 Qc7
18.Bxd6 Qxd6 19.Nc3 Qc6 20.Na4 Qxc2 21.Qb4 Qc4 22.Qe7 Qc7
23.Qxf6 Rhg8 24.Ra3 Rg6 25.Qe5 Qxe5 26.dxe5 Rg4 27.Nc5 Rc4
28.Rc3 Rxc3 29.bxc3 Rc8 30.Nd7+ Kc7 31.Nf6 Bg6 32.Ra1 Kc6
33.f3 Kb5 34.Ra3 Kc4 35.g4 hxg4 36.h5 Bc2 37.Nxg4 Bb3 38.Ra1
Rh8 39.h6 Kxc3 40.Kf2 d4 41.Rh1 d3 42.Ke3 d2 43.Nf2 Bc2 44.Ke2
Bh7 45.Ra1 Bc2 46.Rh1 b5 47.axb6 axb6 48.f4 Rd8 49.Rh3+ Kc4
50.h7 Rh8 51.Kxd2 Bf5 52.Rc3+ Kb5 53.Rc7 Rxh7 54.Ke3 Bg6
55.Rc8 Ka6 56.Rd8 b5 57.Rb8 Ka5 58.Rb7 Rh8 59.Ne4 Rh3+ 60.Kd4
Kb4 61.Nc5 Rf3 62.Na6+ Ka5 63.Nc7 Rxf4+ 64.Kc3 Rc4+ 65.Kb3 Rc5
66.Ne8 Rxe5 67.Nd6 Rd5 68.Ra7+ Kb6 69.Nc8+ Kc5 70.Rc7+ Kd4
71.Ne7 Rc5 72.Rd7+ Ke3 73.Kb4 Re5 74.Nc6 Rd5 75.Re7 Kf4 76.Na7
e5 77.Nxb5 e4 78.Nc3 Re5 79.Ne2+ Kf5 80.Rd7 e3 81.Rd4 Bh5
82.Ng3+ Kg6 83.Rd6+ Kg5 84.Nxh5 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.20"]
[EventDate "1980.03.16"]
[Round "5"]
[Result "0-1"]
[White "Walter Shawn Browne"]
[Black "Michael Wilder"]
[ECO "A48"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "76"]

1.d4 Nf6 2.Nf3 g6 3.c4 c5 4.Nc3 Bg7 5.e4 O-O 6.Be2 d6 7.O-O
Na6 8.d5 e6 9.dxe6 Bxe6 10.Bf4 Qb6 11.Qd2 Rad8 12.Rad1 Bg4
13.h3 Bxf3 14.Bxf3 Nc7 15.Bxd6 Nfe8 16.e5 Nxd6 17.exd6 Ne8
18.Na4 Qxd6 19.Qa5 Bd4 20.Qxa7 Nf6 21.Nc3 Qe6 22.Nd5 Nxd5
23.Bxd5 Qf5 24.Qb6 Ra8 25.a3 Rfe8 26.Rxd4 cxd4 27.Qxd4 Re7
28.Qc3 Rae8 29.a4 Re2 30.a5 Rc2 31.Qd4 Ree2 32.b4 Rb2 33.b5
Red2 34.Qc3 Rxf2 35.Rxf2 Qxf2+ 36.Kh2 Rb1 37.Bxb7 Qf4+ 38.Qg3
Rh1+ 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.20"]
[EventDate "1980.03.16"]
[Round "5"]
[Result "1-0"]
[White "Florin Gheorghiu"]
[Black "Jay E Whitehead"]
[ECO "E12"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "77"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.a3 c5 5.e3 a6 6.Nc3 Bb7 7.Bd3 Be7
8.O-O d6 9.Rb1 Nbd7 10.b4 O-O 11.Bb2 h6 12.Qe2 Qc7 13.Rfd1
Rfe8 14.Rbc1 Bf8 15.Nd2 Rac8 16.Bb1 cxd4 17.exd4 d5 18.cxd5
exd5 19.Qf3 Qb8 20.b5 a5 21.Ba2 Qa8 22.Nf1 Ne4 23.Nxe4 Rxe4
24.Ne3 Rce8 25.Bb1 R4e7 26.a4 Nf6 27.Rd3 Re6 28.Ba3 Bxa3
29.Rxa3 Ne4 30.Qd1 Nd6 31.Ba2 Qd8 32.Qh5 Rg6 33.Rac3 Qf6
34.Bb1 Rg5 35.Qd1 Nc4 36.h4 Rg3 37.fxg3 Nxe3 38.Qd3 Re4
39.Rc8+ 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.20"]
[EventDate "1980.03.16"]
[Round "5"]
[Result "1-0"]
[White "Ron W Henley"]
[Black "Dusan Rajkovic"]
[ECO "E90"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "87"]

1.d4 Nf6 2.c4 c5 3.d5 g6 4.Nc3 d6 5.Nf3 Bg7 6.e4 O-O 7.h3 e6
8.Bd3 exd5 9.exd5 Qe7+ 10.Kf1 Nbd7 11.Bg5 Ne5 12.Qe2 h6 13.Bh4
Re8 14.Nxe5 dxe5 15.Rd1 Bd7 16.d6 Qe6 17.Bxf6 Bxf6 18.Be4 Bc6
19.Bxc6 bxc6 20.Ne4 Bd8 21.Nxc5 Qf5 22.g4 Qf4 23.Qe4 Qf6
24.Na4 Qe6 25.b3 Bh4 26.Kg2 Rad8 27.c5 Kh7 28.Rhe1 Bg5 29.Qxc6
f5 30.Qd5 Qf6 31.d7 Re6 32.c6 fxg4 33.hxg4 Rf8 34.Re2 Rxc6
35.Kg1 Bh4 36.Qxe5 Bxf2+ 37.Kf1 Qf3 38.Qe7+ Rf7 39.Qxf7+ Qxf7
40.Rxf2 Rf6 41.d8=Q Rxf2+ 42.Kg1 Rf4 43.Qd7 Qxd7 44.Rxd7+ 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.20"]
[EventDate "1980.03.16"]
[Round "5"]
[Result "1-0"]
[White "Vladimir Mikhailovich Liberzon"]
[Black "Douglas Root"]
[ECO "B00"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "90"]

1.e4 Nc6 2.Nf3 f5 3.exf5 d5 4.d4 Bxf5 5.Bf4 e6 6.Bb5 Bd6 7.Bg3
Nge7 8.O-O O-O 9.Nh4 Ng6 10.Nxg6 Bxg6 11.c3 Qf6 12.Nd2 e5
13.Bxc6 bxc6 14.dxe5 Bxe5 15.Bxe5 Qxe5 16.Nb3 Rae8 17.Re1 Qg5
18.Qd2 Qg4 19.h3 Qh5 20.Rxe8 Rxe8 21.Re1 Re5 22.Nd4 Be8 23.g4
Rxe1+ 24.Qxe1 Qf7 25.b4 h5 26.f3 Kf8 27.Ne6+ Kg8 28.Ng5 Qg6
29.Qe6+ Qxe6 30.Nxe6 hxg4 31.hxg4 Bf7 32.Ng5 Be8 33.Kf2 Bd7
34.Ke3 Kf8 35.Kd4 Ke7 36.Ke5 Bc8 37.Nh3 Be6 38.a4 Bd7 39.a5
Bc8 40.Nf4 Bd7 41.Ne2 Kf7 42.Nd4 g5 43.f4 gxf4 44.Kxf4 Kf6
45.g5+ Kg6 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.20"]
[EventDate "1980.03.16"]
[Round "5"]
[Result "1-0"]
[White "Evan Michaelides"]
[Black "Anatoly Lein"]
[ECO "B17"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "133"]

1.e4 c6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Nd7 5.Nf3 Ngf6 6.Nxf6+ Nxf6
7.Ne5 Be6 8.c3 g6 9.Bd3 Bg7 10.Qe2 O-O 11.O-O Qc8 12.Re1 c5
13.dxc5 Qxc5 14.Nf3 Qh5 15.Bf4 Bg4 16.Qxe7 Bxf3 17.gxf3 Qxf3
18.Qe3 Qc6 19.Bc2 Rfe8 20.Qh3 a5 21.Qd3 Red8 22.Qe2 a4 23.a3
Re8 24.Qd3 Red8 25.Qe2 Qb6 26.Bd3 Nd5 27.Bg3 Qf6 28.Bc4 Nf4
29.Qe4 Bh6 30.Rad1 Rac8 31.Ba2 b5 32.Qb7 Rb8 33.Qf3 Rbc8
34.Qb7 Rb8 35.Qf3 Kg7 36.h4 Qf5 37.Rxd8 Rxd8 38.Re7 Rf8 39.Re4
Qh3 40.Rxf4 Bxf4 41.Qxf4 Qd7 42.Qg5 f6 43.Qc5 Re8 44.Kh2 Re2
45.Qb4 Qc6 46.Qd4 Qe8 47.c4 b4 48.Bb1 b3 49.Bd3 Re1 50.Qd5 Rd1
51.c5 Rd2 52.c6 Rxd3 53.Qxd3 Qxc6 54.Qd4 Kf7 55.Bf4 h5 56.Bd2
Qb5 57.Bc3 Qf5 58.Kg2 g5 59.Qxa4 Qd5+ 60.Kg1 Qd1+ 61.Kg2 Qd5+
62.f3 g4 63.Qf4 Qe6 64.Qxf6+ Qxf6 65.Bxf6 gxf3+ 66.Kxf3 Kxf6
67.Kf4 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.20"]
[EventDate "1980.03.16"]
[Round "5"]
[Result "1-0"]
[White "Vladimir Raicevic"]
[Black "Victor J Frias Pablaza"]
[ECO "B38"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "105"]

1.c4 c5 2.Nf3 g6 3.d4 cxd4 4.Nxd4 Bg7 5.e4 Nc6 6.Be3 Nf6 7.Nc3
O-O 8.Be2 b6 9.O-O Bb7 10.f3 Ne8 11.Rc1 f5 12.Qd2 f4 13.Bf2
Ne5 14.Nd5 Bxd5 15.cxd5 Nd6 16.Qb4 g5 17.Nb5 Nxb5 18.Qxb5 d6
19.Rc2 h5 20.h3 Bf6 21.Rfc1 Kf7 22.Kf1 g4 23.fxg4 hxg4 24.Bxg4
Nxg4 25.hxg4 Rg8 26.Qe2 Qd7 27.b3 Qxg4 28.Qxg4 Rxg4 29.Rc8
Rxc8 30.Rxc8 Bh4 31.Bd4 Rg3 32.Rc3 Rxc3 33.Bxc3 e6 34.dxe6+
Kxe6 35.Ke2 d5 36.Kf3 Bg5 37.Bd4 Bh6 38.a4 Kd6 39.b4 Kc6
40.b5+ Kd6 41.e5+ Ke6 42.Kg4 Bf8 43.Kxf4 Bh6+ 44.Kf3 Bg7 45.g4
Bh6 46.a5 bxa5 47.Bxa7 Bf8 48.Bd4 a4 49.b6 Kd7 50.g5 a3 51.g6
a2 52.b7 Kc7 53.e6 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.21"]
[EventDate "1980.03.16"]
[Round "?"]
[Result "0-1"]
[White "John A Grefe"]
[Black "Steven M Odendahl"]
[ECO "C80"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "70"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 a6 6.Ba4 b5 7.Bb3
d5 8.dxe5 Be6 9.Be3 Be7 10.Nbd2 O-O 11.c3 Nxd2 12.Qxd2 Qd7
13.a4 Na5 14.Bc2 Nc4 15.Qd3 g6 16.Bh6 Nxb2 17.Qd4 Rfe8 18.axb5
axb5 19.Ng5 Na4 20.Rad1 Qc6 21.Nxe6 Qxe6 22.Rd3 Nc5 23.Rdd1
Ra2 24.Bb1 Re2 25.Rfe1 Rxe1+ 26.Rxe1 Nd7 27.Qf4 Bf6 28.Qb4
Nxe5 29.Kf1 Qc6 30.Re2 Bg7 31.Bxg7 Kxg7 32.Qd4 Qf6 33.Qxd5 Ng4
34.Qxb5 c6 35.Qc4 Ne3+ 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.21"]
[EventDate "1980.03.16"]
[Round "?"]
[Result "0-1"]
[White "Evan Michaelides"]
[Black "Perry Youngworth"]
[ECO "A16"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "130"]

1.c4 Nf6 2.Nc3 b6 3.e4 Bb7 4.e5 Ne4 5.Qf3 d5 6.Nxd5 e6 7.Nc3
Nc5 8.Qe3 Nc6 9.Nf3 Nb4 10.Kd1 Ncd3 11.Bxd3 Bc5 12.Qe2 Nxd3
13.Kc2 Nf4 14.Qf1 Bxf3 15.gxf3 Qd4 16.d3 Qxe5 17.Bxf4 Qxf4
18.Qe2 O-O 19.Rad1 Rad8 20.Qe4 Qxe4 21.Nxe4 Bd4 22.Rd2 h6
23.Re1 c6 24.Nc3 Rfe8 25.Rde2 Rd6 26.Ne4 Rd7 27.Ng3 g6 28.a3
Rde7 29.Kd1 f5 30.Rd2 Kf7 31.Ke2 Rd8 32.Kf1 Bf6 33.Ke2 Rd4
34.Rb1 h5 35.Ra1 Bg5 36.Rc2 Red7 37.Rd1 Rh4 38.Rh1 Rh3 39.b4
Rd4 40.Rc3 Rf4 41.Kf1 Bf6 42.Rb3 g5 43.Kg2 g4 44.fxg4 hxg4
45.Rd1 Bd4 46.Rd2 Rf3 47.c5 e5 48.cxb6 Bxb6 49.Rc3 c5 50.Rcc2
cxb4 51.axb4 Rh8 52.Rc6 Rd8 53.h3 Rfxd3 54.Rxd3 gxh3+ 55.Kxh3
Rxd3 56.Kg2 Rd2 57.Nh1 Rb2 58.Rc4 Ke6 59.Kf3 Kd5 60.Rh4 Rb3+
61.Ke2 e4 62.Rh5 Ke5 63.Ng3 Rb2+ 64.Kd1 Rxf2 65.Ne2 Rf3 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.23"]
[EventDate "1980.03.16"]
[Round "6"]
[Result "1/2-1/2"]
[White "Michael Wilder"]
[Black "Yuri Balashov"]
[ECO "A49"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "27"]

1.Nf3 e6 2.g3 d5 3.Bg2 c5 4.O-O Nc6 5.d4 cxd4 6.Nxd4 Bc5
7.Nxc6 bxc6 8.c4 Ne7 9.Nc3 O-O 10.Qc2 Bd6 11.Rd1 Qc7 12.e4 Bb7
13.cxd5 cxd5 14.Qb3 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.23"]
[EventDate "1980.03.16"]
[Round "6"]
[Result "1/2-1/2"]
[White "Arthur Bisguier"]
[Black "Joel Benjamin"]
[ECO "E60"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "109"]

1.d4 Nf6 2.Nf3 g6 3.c4 c5 4.Nc3 Bg7 5.e4 O-O 6.Be2 d6 7.O-O
Na6 8.b3 Bg4 9.Bb2 Nd7 10.d5 Nc7 11.Qd2 a6 12.Nd1 Bxb2 13.Nxb2
Bxf3 14.Bxf3 b5 15.Nd1 Rb8 16.Ne3 Rb6 17.Bg4 Nf6 18.Qc2 Nxg4
19.Nxg4 e5 20.f4 Qh4 21.h3 h5 22.Nh2 exf4 23.Qd2 Qf6 24.Qxf4
Qxf4 25.Rxf4 bxc4 26.bxc4 Rb4 27.Rc1 f5 28.Nf3 fxe4 29.Rxf8+
Kxf8 30.Nd2 e3 31.Nb3 Na8 32.Rf1+ Kg7 33.Re1 Rxc4 34.Rxe3 Rf4
35.Na5 Nb6 36.Nb7 Rf6 37.Ra3 Nxd5 38.Rxa6 Nb4 39.Rxd6 Rxd6
40.Nxd6 Nxa2 41.Kf2 Nb4 42.Ke3 Nd5+ 43.Ke4 Nf6+ 44.Ke5 h4
45.Ke6 Nh5 46.Ke5 Kf8 47.Ne4 c4 48.Nc3 Kg7 49.Nd5 Kh6 50.Ne3
c3 51.Kd4 Kg5 52.Kxc3 Kf4 53.Kd2 Kg3 54.Ke2 Nf4+ 55.Kf1
1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.23"]
[EventDate "1980.03.16"]
[Round "6"]
[Result "1/2-1/2"]
[White "Nick DeFirmian"]
[Black "Bozidar Ivanovic"]
[ECO "B33"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "103"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Ndb5 d6
7.Bg5 a6 8.Na3 b5 9.Nd5 Be7 10.Bxf6 Bxf6 11.c3 Bg5 12.Nc2 Rb8
13.g3 O-O 14.Bg2 a5 15.O-O b4 16.f4 Bh6 17.Nce3 bxc3 18.bxc3
Ne7 19.Kh1 Nxd5 20.Nxd5 exf4 21.gxf4 Re8 22.Qd4 Ba6 23.Rf2 Qh4
24.Rg1 Bc4 25.Nb6 Be6 26.f5 Bc8 27.Nc4 Ba6 28.Nxd6 Rbd8 29.e5
Qxd4 30.cxd4 Be3 31.Rf3 Bxg1 32.Kxg1 Re7 33.Ra3 f6 34.Rxa5 Bd3
35.Kf2 g6 36.Bh3 gxf5 37.Kf3 Kg7 38.Bxf5 fxe5 39.dxe5 Rf8
40.Ke3 Bf1 41.Kf4 Kh6 42.Rc5 Bd3 43.Rd5 Bb1 44.a4 Rd7 45.Ke3
Rxf5 46.Nxf5+ Bxf5 47.Rxd7 Bxd7 48.a5 Kg6 49.Kd4 Kf7 50.a6 Bc6
51.a7 Bb7 52.Ke3 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.23"]
[EventDate "1980.03.16"]
[Round "6"]
[Result "1-0"]
[White "Roman Dzindzichashvili"]
[Black "Jay E Whitehead"]
[ECO "E12"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "63"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.a3 c5 5.e3 a6 6.Nc3 Bb7 7.Bd3 Be7
8.O-O d6 9.Rb1 Nbd7 10.b4 O-O 11.bxc5 dxc5 12.d5 exd5 13.cxd5
Nxd5 14.Nxd5 Bxd5 15.Bxh7+ Kxh7 16.Qxd5 Nf6 17.Qb3 b5 18.Rd1
Qc7 19.a4 Kg8 20.axb5 axb5 21.Qxb5 c4 22.Bb2 c3 23.Rbc1 Rab8
24.Qe2 Rxb2 25.Qxb2 cxb2 26.Rxc7 Ra8 27.Rb7 Ra1 28.Rf1 Ba3
29.Nd2 Rc1 30.Nb1 Ne4 31.g3 Nc3 32.Nxa3 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.23"]
[EventDate "1980.03.16"]
[Round "6"]
[Result "1/2-1/2"]
[White "John Fedorowicz"]
[Black "Eugenio Torre"]
[ECO "C85"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "75"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Bxc6 dxc6
7.Qe1 Nd7 8.b3 O-O 9.Bb2 Re8 10.Nxe5 Bf6 11.Nd3 Nc5 12.Bxf6
Qxf6 13.Nc3 Nxd3 14.cxd3 Qd6 15.Qe3 Rd8 16.Rfd1 Qxd3 17.Qf4
Rd6 18.Na4 Qd4 19.Rac1 b6 20.Rc4 Qd3 21.Rc3 Qd4 22.Rc4 Qd3
23.Rc3 Qe2 24.Rcc1 Qg4 25.Qxg4 Bxg4 26.f3 Bd7 27.d4 Be8 28.e5
Rd5 29.Nc3 Rd7 30.Ne2 Rdd8 31.Kf2 f6 32.exf6 gxf6 33.Ng3 Rd5
34.Ne4 Kf7 35.Nc3 Rd6 36.Ne4 Rd5 37.Nc3 Rd6 38.Ne4 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.23"]
[EventDate "1980.03.16"]
[Round "6"]
[Result "1/2-1/2"]
[White "Florin Gheorghiu"]
[Black "Efim Geller"]
[ECO "D55"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "22"]

1.d4 d5 2.c4 e6 3.Nc3 Be7 4.Nf3 Nf6 5.Bg5 h6 6.Bh4 O-O 7.Rc1
b6 8.e3 Bb7 9.Bd3 Nbd7 10.O-O c5 11.Qc2 Rc8 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.23"]
[EventDate "1980.03.16"]
[Round "6"]
[Result "1-0"]
[White "Larry Christiansen"]
[Black "Evan Michaelides"]
[ECO "B23"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "63"]

1.e4 c5 2.Nc3 e6 3.Nf3 a6 4.g3 d6 5.Bg2 Nc6 6.O-O Nf6 7.d4
cxd4 8.Nxd4 Qc7 9.Re1 Bd7 10.Nxc6 bxc6 11.Na4 Be7 12.c4 Rb8
13.Qe2 c5 14.Nc3 e5 15.Bg5 Bc6 16.Rad1 Nd7 17.Bxe7 Kxe7 18.f4
exf4 19.e5 dxe5 20.Rxd7+ Kxd7 21.Qg4+ Kd8 22.Qxg7 Re8 23.Qf6+
Kc8 24.Bxc6 Re6 25.Qh8+ Qd8 26.Qxd8+ Kxd8 27.Bd5 Rg6 28.b3
fxg3 29.Rxe5 Kc7 30.h3 a5 31.Kg2 Kd6 32.Rf5 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.23"]
[EventDate "1980.03.16"]
[Round "6"]
[Result "1/2-1/2"]
[White "Anthony Miles"]
[Black "Evgenij Ermenkov"]
[ECO "A00"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "84"]

1.g3 g6 2.Bg2 c5 3.e4 Bg7 4.Ne2 Nc6 5.c3 e5 6.d3 Nge7 7.Be3 d6
8.d4 exd4 9.cxd4 Qb6 10.Qd2 Nxd4 11.Nbc3 O-O 12.O-O Bg4 13.f3
Be6 14.Rad1 Nec6 15.Nf4 Qa5 16.Nxe6 fxe6 17.f4 Rae8 18.Kh1 Kh8
19.h4 b5 20.a3 b4 21.axb4 Qxb4 22.Qf2 Rb8 23.Rb1 Ne5 24.Bh3
Nd3 25.Qd2 Nxb2 26.Rf2 Nb5 27.Rxb2 Qxc3 28.e5 dxe5 29.Qxc3
Nxc3 30.Bxc5 Rxb2 31.Rxb2 Na4 32.Bxf8 Nxb2 33.Bc5 a5 34.Bxe6
Nd3 35.Bd6 exf4 36.gxf4 Bb2 37.Bd7 Kg7 38.Kg2 Kf6 39.Bb5 Nc1
40.Kf3 Ke6 41.Bc7 Bc3 42.Ke4 Nb3 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.23"]
[EventDate "1980.03.16"]
[Round "6"]
[Result "1-0"]
[White "Margeir Petursson"]
[Black "Leonid Alexandrovich Shamkovich"]
[ECO "D85"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "45"]

1.d4 Nf6 2.Nf3 g6 3.c4 Bg7 4.Nc3 d5 5.cxd5 Nxd5 6.e4 Nxc3
7.bxc3 c5 8.Be3 Bg4 9.Rc1 cxd4 10.cxd4 O-O 11.Be2 e6 12.O-O
Nc6 13.d5 exd5 14.exd5 Bxf3 15.Bxf3 Ne5 16.Be2 b6 17.d6 Qh4
18.Qd5 Rad8 19.Rc7 Qa4 20.Rd1 h6 21.Bd4 Rde8 22.Re7 Qc2
23.Bxe5 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.23"]
[EventDate "1980.03.16"]
[Round "6"]
[Result "0-1"]
[White "Svetozar Gligoric"]
[Black "Miguel A Quinteros"]
[ECO "E83"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "90"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 Nc6 7.Nge2
a6 8.Qd2 Rb8 9.h4 h5 10.Bh6 b5 11.O-O-O e5 12.Bxg7 Kxg7
13.dxe5 Nxe5 14.Nf4 bxc4 15.Be2 Rh8 16.g3 Nfd7 17.Qd4 Nb6
18.Rd2 Bb7 19.Rhd1 Qf6 20.Qf2 Bc6 21.Rc2 Rb7 22.Nfd5 Bxd5
23.exd5 Re8 24.Ne4 Qf5 25.Qd4 f6 26.Nc3 Nxf3 27.Bxf3 Qxf3
28.Rf2 Qe3+ 29.Kc2 Qxd4 30.Rxd4 f5 31.Rf3 Nd7 32.Rf2 Ne5
33.Re2 Reb8 34.Nd1 Rb5 35.Kc3 Rc5 36.Ne3 Rbb5 37.Nxc4 Rxd5
38.b3 Rxd4 39.Kxd4 Kf6 40.Ne3 Ke6 41.Ng2 Rd5+ 42.Kc3 Rd3+
43.Kc2 Rxg3 44.Nf4+ Kd7 45.b4 Rg4 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.23"]
[EventDate "1980.03.16"]
[Round "6"]
[Result "0-1"]
[White "Vitaly F Zaltsman"]
[Black "Bruce Rind"]
[ECO "E00"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "148"]

1.d4 Nf6 2.c4 e6 3.g3 Bb4+ 4.Bd2 Be7 5.Nf3 c5 6.Bg2 Nc6 7.dxc5
Bxc5 8.O-O O-O 9.Nc3 Be7 10.Rc1 d6 11.e4 Bd7 12.Qc2 Qb8
13.Rfd1 Rd8 14.Bf4 Nh5 15.Be3 Be8 16.Nd2 Nf6 17.Nb3 Nd7 18.f4
Nc5 19.Qf2 Nb4 20.Bf1 Nxa2 21.Nxa2 Nxb3 22.Rc2 Nc5 23.Nc3 Bc6
24.Bg2 a5 25.Rcd2 b6 26.e5 Bxg2 27.exd6 Rxd6 28.Rxd6 Bxd6
29.Qxg2 Bf8 30.Nb5 Qc8 31.Nd6 Bxd6 32.Rxd6 Rb8 33.Qc6 h6
34.Qxc8+ Rxc8 35.Rxb6 Na4 36.Rb5 Rxc4 37.b3 Re4 38.Bd2 Nb2
39.Bxa5 Nd3 40.Rb8+ Kh7 41.b4 Re2 42.b5 Ra2 43.Bc3 Rc2 44.Bd4
Ne1 45.Bf2 Nd3 46.Be3 Ne1 47.Kf1 Nf3 48.h3 Nd2+ 49.Ke1 Ne4
50.g4 Rc3 51.Bd4 Rxh3 52.b6 Rb3 53.Rc8 Rb4 54.Rd8 Nf6 55.f5
Nd5 56.fxe6 fxe6 57.Bc5 Rb5 58.Bd4 e5 59.b7 Rxb7 60.Rxd5 exd4
61.Rxd4 Rb2 62.Kf1 Kg6 63.Kg1 Kg5 64.Ra4 Rc2 65.Rb4 Rd2 66.Rb7
g6 67.Rb4 Rd6 68.Kg2 Kh4 69.Kf3 Rf6+ 70.Ke3 g5 71.Ra4 Kg3
72.Re4 Rf1 73.Kd2 Rf2+ 74.Kd3 Rb2 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.23"]
[EventDate "1980.03.16"]
[Round "6"]
[Result "0-1"]
[White "John A Peters"]
[Black "Bent Larsen"]
[ECO "B06"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "68"]

1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.Bg5 a6 5.Bc4 b5 6.Bb3 Bb7 7.Qf3
Nf6 8.Nge2 Nbd7 9.Rd1 O-O 10.O-O c5 11.Bd5 Nxd5 12.Nxd5 Re8
13.Qh3 Rc8 14.c3 Nb6 15.dxc5 Bxd5 16.exd5 Rxc5 17.Be3 Rc4
18.b3 Rc8 19.Bd4 Qc7 20.Bxg7 Kxg7 21.Rd4 Nd7 22.Rfd1 Nf6
23.Qd3 Qd7 24.a4 e5 25.dxe6 Qxe6 26.Kf1 bxa4 27.Rxa4 Qe5
28.Rxa6 Qxh2 29.f3 Nh5 30.Ra4 Rxe2 31.Kxe2 Qxg2+ 32.Ke3 Ng3
33.c4 Re8+ 34.Kd4 Ne2+ 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.23"]
[EventDate "1980.03.16"]
[Round "6"]
[Result "1/2-1/2"]
[White "Julio Argentino Kaplan Pera"]
[Black "Vladimir Raicevic"]
[ECO "C14"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "98"]

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.Bxe7 Qxe7 7.f4
a6 8.Nf3 c5 9.dxc5 Nc6 10.Bd3 Qxc5 11.Qd2 b5 12.O-O-O b4
13.Ne2 a5 14.Kb1 a4 15.c3 O-O 16.Rc1 Ba6 17.Bxa6 Rxa6 18.Qd3
Rfa8 19.c4 Ne7 20.Ng5 Nf8 21.cxd5 Qxd5 22.Qxd5 Nxd5 23.g3 h6
24.Ne4 Ng6 25.Rc5 Nge7 26.Rhc1 Kh7 27.Nd4 Kg6 28.Nb5 Nf5
29.R5c4 Rb6 30.Nc7 Rd8 31.Nxd5 Rxd5 32.Rc7 Rd4 33.Re1 Rb5
34.g4 Nh4 35.Nd6 Rbd5 36.f5+ exf5 37.gxf5+ Kh5 38.e6 fxe6
39.fxe6 Ng6 40.Ne4 Rd1+ 41.Rc1 Rxc1+ 42.Kxc1 Ne7 43.Rg1 Nf5
44.Rxg7 Nxg7 45.Nf6+ Kh4 46.Nxd5 Nxe6 47.Kd2 Kh3 48.Nf6 Nc5
49.a3 Nb3+ 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.23"]
[EventDate "1980.03.16"]
[Round "6"]
[Result "1-0"]
[White "Anatoly Lein"]
[Black "Mark Ginsburg"]
[ECO "A48"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "95"]

1.d4 Nf6 2.Nf3 g6 3.Bg5 Bg7 4.Nbd2 O-O 5.e3 d6 6.Bc4 Nbd7 7.c3
a6 8.a4 b6 9.O-O Bb7 10.Qe2 h6 11.Bh4 g5 12.Bg3 Nh5 13.Ne1
Nxg3 14.fxg3 c5 15.Nd3 Qc7 16.Nf2 e5 17.d5 f5 18.g4 f4 19.Nfe4
Nf6 20.Nxf6+ Bxf6 21.Ne4 Kg7 22.Qd3 Be7 23.h3 Qd7 24.b4 cxb4
25.cxb4 Qe8 26.b5 a5 27.Bb3 Rc8 28.Rac1 Qg6 29.Ba2 h5 30.Bb1
hxg4 31.hxg4 Rh8 32.Kf2 Rh2 33.Rh1 fxe3+ 34.Kxe3 Rxg2 35.Rxc8
Bxc8 36.Qf1 Rxg4 37.Nxd6 Rg3+ 38.Kd2 Bxd6 39.Bxg6 Bb4+ 40.Kc1
Kxg6 41.Qf2 Ba3+ 42.Kb1 Bf5+ 43.Ka1 Rb3 44.Qxb6+ Kf7 45.Qc7+
Kg8 46.Qd8+ Kf7 47.Qc7+ Kg8 48.Qxe5 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.23"]
[EventDate "1980.03.16"]
[Round "6"]
[Result "1/2-1/2"]
[White "Vladimir Mikhailovich Liberzon"]
[Black "Ron W Henley"]
[ECO "C61"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "72"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 Nd4 4.Nxd4 exd4 5.O-O c6 6.Bc4 Nf6
7.Re1 d6 8.d3 Be7 9.Nd2 O-O 10.Nf3 c5 11.h3 Rb8 12.c3 dxc3
13.bxc3 b5 14.Bb3 a5 15.a3 Bb7 16.Bc2 d5 17.e5 Ne8 18.d4 c4
19.Qe2 Nc7 20.Nh2 b4 21.axb4 axb4 22.cxb4 Ne6 23.Rd1 Bxb4
24.Ng4 Re8 25.Rb1 Bc6 26.f4 h5 27.Nf6+ gxf6 28.Qxh5 Nf8
29.Qg4+ Kh8 30.Qh4+ Kg7 31.Rxb4 Rxb4 32.Ba3 Ba4 33.Bxa4 Rxa4
34.Bxf8+ Rxf8 35.Qg4+ Kh7 36.Qh5+ Kg7 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.23"]
[EventDate "1980.03.16"]
[Round "6"]
[Result "1/2-1/2"]
[White "Steven M Odendahl"]
[Black "Larry Kaufman"]
[ECO "A07"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "60"]

1.g3 d5 2.Bg2 Nf6 3.d3 e5 4.Nf3 Nbd7 5.O-O Bd6 6.Nc3 O-O 7.Nd2
c6 8.e4 dxe4 9.Ncxe4 Nxe4 10.Nxe4 Be7 11.Re1 Nc5 12.Nxc5 Bxc5
13.Be3 Bxe3 14.Rxe3 f6 15.c3 Qb6 16.Qe2 Bf5 17.Rd1 Rad8 18.Rd2
Bg6 19.h4 h6 20.Bh3 Rd6 21.Qf3 Rfd8 22.h5 Bh7 23.d4 Kh8
24.Rde2 exd4 25.Re8+ Rxe8 26.Rxe8+ Bg8 27.Qe4 Rd8 28.cxd4 Rxe8
29.Qxe8 Qa5 30.a3 Qd5 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.23"]
[EventDate "1980.03.16"]
[Round "6"]
[Result "1-0"]
[White "Oscar Panno"]
[Black "Samuel Reshevsky"]
[ECO "E12"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "95"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.a3 Bb7 5.Nc3 d5 6.cxd5 exd5 7.Bg5
Be7 8.Bxf6 Bxf6 9.g3 O-O 10.Bg2 c5 11.O-O Na6 12.e3 cxd4
13.exd4 Re8 14.Qa4 Nc7 15.Rfe1 Rxe1+ 16.Rxe1 Qd6 17.Ne5 Ne6
18.h4 g6 19.Bh3 Nf8 20.Nb5 Qd8 21.Rc1 a6 22.Nc7 Rb8 23.Qb4 b5
24.Qc5 Bc8 25.Bg2 Bb7 26.Bxd5 Bxd5 27.Qxd5 Ne6 28.Rc6 Bxe5
29.dxe5 Nxc7 30.Qxd8+ Rxd8 31.Rxc7 Rd2 32.Ra7 Rxb2 33.Rxa6 Re2
34.f4 h5 35.Rb6 Rb2 36.a4 Rb3 37.Rxb5 Rxg3+ 38.Kf2 Rg4 39.Ke3
Rxh4 40.a5 Rh3+ 41.Kd4 Rf3 42.Kc5 Rxf4 43.a6 Ra4 44.Kb6 h4
45.Ra5 Rb4+ 46.Kc7 Rc4+ 47.Kd7 Rd4+ 48.Ke7 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.23"]
[EventDate "1980.03.16"]
[Round "6"]
[Result "1/2-1/2"]
[White "Dusan Rajkovic"]
[Black "John A Grefe"]
[ECO "E15"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "105"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Ba6 5.Qa4 c6 6.Bf4 b5 7.cxb5
cxb5 8.Qd1 Bb4+ 9.Bd2 Be7 10.Bg2 Bb7 11.O-O O-O 12.Na3 a6
13.e3 d6 14.Qe2 Nbd7 15.Rfc1 Qb6 16.Qe1 Rac8 17.Ba5 Qa7 18.Nc2
Qa8 19.Qe2 Ne4 20.Nfe1 f5 21.Nb4 e5 22.dxe5 dxe5 23.Nbd3 Ng5
24.Bxb7 Qxb7 25.h4 Ne6 26.Rxc8 Rxc8 27.Rc1 Rxc1 28.Nxc1 e4
29.Qc2 Kf7 30.Bc3 b4 31.Bd2 Qd5 32.b3 Ne5 33.Ne2 Bc5 34.Kf1 h6
35.Bc1 g5 36.hxg5 hxg5 37.Bb2 Ng4 38.Bc1 Qa8 39.Qd2 Ke7 40.Bb2
a5 41.Nd4 Qd5 42.Nec2 Bxd4 43.Nxd4 Nh2+ 44.Kg2 Nf3 45.Qd1
Nexd4 46.Bxd4 Ke6 47.Qh1 Nxd4 48.Qh6+ Kd7 49.Qg7+ Kc6 50.exd4
e3+ 51.Kf1 exf2 52.Kxf2 g4 53.Qg6+ 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.23"]
[EventDate "1980.03.16"]
[Round "6"]
[Result "1-0"]
[White "Douglas Root"]
[Black "Victor J Frias Pablaza"]
[ECO "D05"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "93"]

1.d4 d5 2.Nf3 Nf6 3.e3 e6 4.Nbd2 c5 5.c3 Nc6 6.Bd3 Bd6 7.O-O
O-O 8.dxc5 Bxc5 9.e4 e5 10.Qe2 Bg4 11.exd5 Qxd5 12.Ne4 Nxe4
13.Bxe4 Qe6 14.Rd1 Rad8 15.Bg5 f6 16.Be3 Bxe3 17.Qxe3 Kh8
18.Qc5 Bxf3 19.Bxf3 e4 20.Be2 f5 21.Bc4 Qf6 22.Bd5 Qe5 23.Qb5
Ne7 24.Bc4 Qc7 25.Bb3 a6 26.Qc4 Qe5 27.Qe6 Nc6 28.Rd7 Qxe6
29.Bxe6 Rxd7 30.Bxd7 Ne5 31.Be6 Nd3 32.Rd1 Nxb2 33.Rd7 g6
34.Rxb7 Na4 35.Ra7 Rd8 36.h4 Rd6 37.Bc8 Nxc3 38.h5 Ne2+ 39.Kh2
Nf4 40.h6 Rd8 41.Bxa6 Nd5 42.a4 e3 43.fxe3 Nxe3 44.Be2 g5
45.a5 Kg8 46.Rg7+ Kf8 47.a6 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.23"]
[EventDate "1980.03.16"]
[Round "6"]
[Result "1-0"]
[White "Perry Youngworth"]
[Black "Peter Biyiasas"]
[ECO "E99"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "96"]

1.c4 g6 2.d4 Bg7 3.Nc3 d6 4.Nf3 Nf6 5.e4 O-O 6.Be2 e5 7.O-O
Nc6 8.d5 Ne7 9.Ne1 Nd7 10.Nd3 f5 11.f3 f4 12.b4 g5 13.c5 Nf6
14.a4 Rf7 15.a5 Bf8 16.Ba3 Ng6 17.b5 b6 18.cxb6 cxb6 19.Nb4 h5
20.Nc6 Qc7 21.Bb4 g4 22.axb6 Qxb6+ 23.Kh1 Be7 24.Na4 Qb7
25.Qb3 g3 26.Qa3 Ne8 27.Rfc1 Nh4 28.Bf1 Rg7 29.Ra2 gxh2 30.Nb2
Qb6 31.Kxh2 Qf2 32.Nxe7+ Kh7 33.Nc4 Qg3+ 34.Kh1 Rxe7 35.Nxd6
Bh3 36.Be1 Qg5 37.gxh3 Rg7 38.Bf2 Nxd6 39.Qxd6 Nxf3 40.Rc7
Rag8 41.Raxa7 Nd2 42.Rxg7+ Rxg7 43.Rxg7+ Qxg7 44.Qe6 Nxf1
45.Qf5+ Kg8 46.h4 Qc7 47.Qg6+ Kf8 48.Qc6 Qa5 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.24"]
[EventDate "1980.03.16"]
[Round "7"]
[Result "1-0"]
[White "Lev Alburt"]
[Black "Florin Gheorghiu"]
[ECO "A30"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "95"]

1.c4 c5 2.Nf3 Nf6 3.Nc3 b6 4.d4 cxd4 5.Nxd4 Bb7 6.f3 d6 7.e4
e6 8.Be2 Be7 9.Be3 O-O 10.O-O a6 11.Qd2 Nbd7 12.Rad1 Rc8
13.Nc2 Qc7 14.Kh1 Ne5 15.Na3 Rfd8 16.Qe1 Re8 17.Qf2 Ned7
18.Rc1 Ba8 19.Rfd1 Qb8 20.Bf1 Bf8 21.Bd4 Rcd8 22.Re1 Rc8
23.Na4 Rc6 24.Rb1 Nc5 25.Nc3 a5 26.Bxf6 gxf6 27.Nab5 Kh8
28.Rbd1 Be7 29.Rd2 Rcc8 30.Red1 Rcd8 31.Qg3 Rg8 32.Qf4 e5
33.Qh4 Rg6 34.Qf2 Bc6 35.Nd5 Bxd5 36.Rxd5 Ne6 37.g3 Rg7
38.R5d3 d5 39.Rxd5 Bc5 40.Rxd8+ Nxd8 41.Qe1 Nc6 42.Rd7 Nd4
43.Qd2 Qe8 44.Bh3 Nxf3 45.Qd5 Rg5 46.Qc6 Qf8 47.Qxf6+ Qg7
48.Qxf3 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.24"]
[EventDate "1980.03.16"]
[Round "7"]
[Result "1-0"]
[White "Yuri Balashov"]
[Black "Eugenio Torre"]
[ECO "C84"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "109"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3
d6 8.a4 Na5 9.Ba2 c5 10.c3 c4 11.d3 Bd7 12.Na3 O-O 13.Bg5 Qc7
14.axb5 axb5 15.Qe2 Rfc8 16.Nd2 cxd3 17.Qxd3 Qb6 18.Nc2 Nb7
19.Bxf6 Bxf6 20.Nb4 Nc5 21.Qe2 Ne6 22.Nf1 Bg5 23.Rad1 Rd8
24.g3 Bh6 25.h4 Nc7 26.Qh5 Be6 27.Bd5 Nxd5 28.Nxd5 Qb7 29.Nf6+
Kh8 30.Ne3 Qe7 31.Nfd5 Qf8 32.Nf5 g6 33.Qxh6 gxf5 34.Qxf8+
Rxf8 35.Nc7 Ra2 36.Rxd6 Rxb2 37.exf5 Bxf5 38.Rxe5 Bg4 39.Kg2
b4 40.Rd4 Bc8 41.Rxb4 Rc2 42.c4 Rd8 43.Rd5 Rg8 44.c5 Bg4
45.Rf4 Bc8 46.Rb4 Rf8 47.Rb6 Be6 48.Nxe6 fxe6 49.Rxe6 Rcxf2+
50.Kh3 Rg8 51.Re3 Rc2 52.Rh5 Rg6 53.Re8+ Kg7 54.Re7+ Kf6
55.Rhxh7 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.24"]
[EventDate "1980.03.16"]
[Round "7"]
[Result "0-1"]
[White "Arthur Bisguier"]
[Black "Julio Argentino Kaplan Pera"]
[ECO "E10"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "66"]

1.d4 Nf6 2.c4 e6 3.Nf3 c5 4.e3 d5 5.Nc3 a6 6.cxd5 exd5 7.b3
Nc6 8.Bb2 cxd4 9.Nxd4 Bd6 10.Be2 O-O 11.O-O Re8 12.Rc1 Bb8
13.Nxc6 bxc6 14.Bf3 Qd6 15.g3 Ba7 16.Re1 Bf5 17.Ne2 Ne4 18.Nd4
Bd7 19.Bg2 Rad8 20.Qc2 c5 21.Nf3 Qh6 22.Ba1 Bg4 23.Ne5 Bf5
24.Qb2 Bb6 25.Red1 c4 26.Bxe4 Bxe4 27.Qe2 Qh3 28.f3 Bd3
29.Rxd3 cxd3 30.Qxd3 d4 31.Qxa6 dxe3 32.Nd3 Rxd3 33.Qxd3 e2+
0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.24"]
[EventDate "1980.03.16"]
[Round "7"]
[Result "1-0"]
[White "Samuel Reshevsky"]
[Black "Nick DeFirmian"]
[ECO "E12"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "77"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.a3 c5 5.d5 exd5 6.cxd5 d6 7.Nc3 g6
8.e4 Bg7 9.Nd2 O-O 10.Be2 a6 11.a4 Ra7 12.O-O Re7 13.f4 Ne8
14.Nc4 b5 15.axb5 axb5 16.Nxb5 Rxe4 17.Bd3 Re7 18.f5 Bxf5
19.Bxf5 gxf5 20.Bg5 f6 21.Bf4 Re4 22.Qb3 Nd7 23.Nbxd6 Nxd6
24.Nxd6 Rb4 25.Qg3 Kh8 26.Nxf5 Rg8 27.b3 Bf8 28.Qh3 c4 29.bxc4
Rxc4 30.Qd3 Qb6+ 31.Kh1 Qb2 32.Bg3 Ne5 33.Qb1 Qe2 34.Ra2 Qh5
35.d6 Rcg4 36.Bxe5 fxe5 37.Qb5 e4 38.Ra8 Rxg2 39.Qe5+ 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.24"]
[EventDate "1980.03.16"]
[Round "7"]
[Result "0-1"]
[White "Miguel A Quinteros"]
[Black "Roman Dzindzichashvili"]
[ECO "A34"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "70"]

1.c4 c5 2.Nc3 Nf6 3.Nf3 b6 4.e4 Bb7 5.e5 Ng8 6.Bd3 Bxf3 7.Qxf3
Nc6 8.Qg3 g6 9.f4 Bg7 10.b3 d6 11.Be4 Rc8 12.Bb2 dxe5 13.Bxc6+
Rxc6 14.fxe5 Bxe5 15.Qf3 Re6 16.O-O-O Nf6 17.Rde1 O-O 18.Re3
Bd4 19.Rxe6 fxe6 20.Qb7 Ng4 21.Re1 Ne5 22.Kc2 Rf2 23.Qe4 Qf8
24.Re2 Rf4 25.Qb7 Qf5+ 26.Ne4 Bxb2 27.Kxb2 Nd3+ 28.Ka3 Nb4
29.Qxa7 Nc2+ 30.Ka4 Nd4 31.Re3 Qf8 32.g3 Rf1 33.Nc3 Qd8 34.Nb5
Ra1 35.Nc3 Nc2 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.24"]
[EventDate "1980.03.16"]
[Round "7"]
[Result "1-0"]
[White "Evgenij Ermenkov"]
[Black "John Fedorowicz"]
[ECO "A04"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "88"]

1.Nf3 c5 2.b3 Nf6 3.Bb2 e6 4.e3 b6 5.d4 Bb7 6.Bd3 Be7 7.O-O
cxd4 8.exd4 O-O 9.c4 d5 10.Nc3 Nc6 11.Rc1 Rc8 12.Qe2 Re8
13.Rfd1 Bf8 14.Bb1 g6 15.Ne5 Bg7 16.h3 Na5 17.Bd3 Nh5 18.Qe3
Nf6 19.f4 a6 20.Kh2 dxc4 21.bxc4 b5 22.cxb5 axb5 23.Bxb5 Nd5
24.Qf2 Re7 25.Na4 f6 26.Rxc8 Qxc8 27.Nd3 Nc7 28.Ba3 Rf7 29.Nb6
Qb8 30.Ba4 Bc6 31.Bxc6 Nxc6 32.Bc5 Na6 33.Re1 Nd8 34.a4 Qc7
35.Qa2 Nxc5 36.dxc5 Bf8 37.Qc4 Nb7 38.Rxe6 Kg7 39.Nd5 Qc8
40.Rb6 Na5 41.Qc3 Qf5 42.Nxf6 Rxf6 43.g4 Qe4 44.Qxf6+ Kh6 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.24"]
[EventDate "1980.03.16"]
[Round "7"]
[Result "1/2-1/2"]
[White "Bent Larsen"]
[Black "Efim Geller"]
[ECO "D58"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "84"]

1.c4 e6 2.Nc3 d5 3.d4 Be7 4.Nf3 Nf6 5.Bg5 h6 6.Bh4 O-O 7.e3 b6
8.Bd3 Bb7 9.O-O Nbd7 10.Qe2 c5 11.Rfd1 cxd4 12.Nxd4 Ne5
13.Bxf6 Bxf6 14.cxd5 Nxd3 15.Qxd3 Bxd5 16.Qa6 Qd7 17.Nxd5 Qxd5
18.Rac1 Rfd8 19.Rd2 Qe4 20.Nf3 Rxd2 21.Nxd2 Qb4 22.Rc8+ Rxc8
23.Qxc8+ Kh7 24.Qc2+ g6 25.b3 Kg7 26.h3 Qc3 27.Qxc3 Bxc3
28.Nc4 Kf8 29.Kf1 h5 30.Na3 a6 31.Ke2 Ke7 32.Kd3 Bg7 33.Nc2
Kd6 34.e4 Kc5 35.f4 Bb2 36.b4 Kd6 37.e5+ Kc6 38.Ke4 Bc3 39.g3
Bd2 40.Kd3 Bc1 41.Ke4 Bd2 42.Kd3 Bc1 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.24"]
[EventDate "1980.03.16"]
[Round "7"]
[Result "1/2-1/2"]
[White "Larry Kaufman"]
[Black "Larry Christiansen"]
[ECO "D47"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "43"]

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.Nc3 c6 5.e3 Nbd7 6.Bd3 dxc4 7.Bxc4
b5 8.Be2 Bb7 9.a3 a5 10.e4 b4 11.e5 bxc3 12.exf6 cxb2 13.fxg7
Bxg7 14.Bxb2 c5 15.O-O Rb8 16.Bc3 O-O 17.Rc1 cxd4 18.Bxd4 Bxf3
19.Bxf3 Ne5 20.Bxe5 Bxe5 21.Qxd8 Rfxd8 22.Rc5 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.24"]
[EventDate "1980.03.16"]
[Round "7"]
[Result "0-1"]
[White "Jay E Whitehead"]
[Black "Anthony Miles"]
[ECO "B78"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "56"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3
O-O 8.Qd2 Nc6 9.Bc4 Bd7 10.O-O-O Rc8 11.Bb3 Ne5 12.h4 h5
13.Bg5 Rc5 14.Nde2 b5 15.Bxf6 Bxf6 16.f4 Nc4 17.Bxc4 Rxc4
18.e5 Bg7 19.exd6 Bg4 20.Nxb5 exd6 21.Nxd6 Rc6 22.Ne4 Qb6
23.c3 Rfc8 24.N4g3 Qa6 25.Rde1 Qxa2 26.Nd4 Rd8 27.Re5 Bxe5
28.fxe5 Rc4 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.24"]
[EventDate "1980.03.16"]
[Round "7"]
[Result "0-1"]
[White "Leonid Alexandrovich Shamkovich"]
[Black "Jon Loftur Arnason"]
[ECO "B43"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "44"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Nc3 Qc7 6.Be2 b5 7.O-O
Bb7 8.Bf3 Nc6 9.Nxc6 dxc6 10.e5 Qxe5 11.Re1 Qc7 12.Bh5 Be7
13.Rxe6 g6 14.Qd4 fxe6 15.Bf4 Bf6 16.Qe3 Qe7 17.Bg4 e5 18.Bg3
h5 19.Bf3 h4 20.Bf4 exf4 21.Qb6 Bxc3 22.Bxc6+ Kf8 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.24"]
[EventDate "1980.03.16"]
[Round "7"]
[Result "1-0"]
[White "Peter Biyiasas"]
[Black "Vitaly F Zaltsman"]
[ECO "B31"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "119"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.O-O Bg7 5.Re1 Nf6 6.e5 Nd5 7.Nc3
Nc7 8.Bxc6 dxc6 9.Ne4 b6 10.Nf6+ Kf8 11.Ne4 h6 12.b3 Kg8
13.Bb2 Kh7 14.d3 Rf8 15.Qd2 Ne6 16.a4 a5 17.h4 Bb7 18.Qe3 Qc7
19.h5 Rad8 20.Nf6+ exf6 21.exf6 Rde8 22.fxg7 Nxg7 23.hxg6 fxg6
24.Qd2 c4 25.Rxe8 Rxe8 26.dxc4 c5 27.Qc3 Re2 28.Kf1 Bxf3
29.Qxf3 Rxc2 30.Qf6 Rd2 31.Re1 Qd7 32.Qxg7+ Qxg7 33.Bxg7 Kxg7
34.Re6 Rb2 35.Rxb6 h5 36.Kg1 g5 37.f3 Kf7 38.Rb5 Kg6 39.Rxa5
Rxb3 40.Rxc5 Ra3 41.a5 Ra4 42.Kh2 Kf6 43.Kg3 Kg6 44.Rc6+ Kf5
45.Rc5+ Kg6 46.Kh3 Kf6 47.Rc6+ Kf5 48.a6 Ke5 49.Rh6 Rxc4
50.Rxh5 Kf6 51.Rh6+ Kg7 52.Rb6 Ra4 53.Kg3 Kf7 54.Rb7+ Kf6
55.Ra7 Kg6 56.Ra8 Kg7 57.a7 Kh7 58.Kf2 Ra3 59.Ke2 Kg7 60.g3
1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.24"]
[EventDate "1980.03.16"]
[Round "7"]
[Result "0-1"]
[White "Perry Youngworth"]
[Black "Svetozar Gligoric"]
[ECO "D34"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "167"]

1.d4 d5 2.c4 e6 3.Nc3 c5 4.cxd5 exd5 5.Nf3 Nc6 6.g3 Nf6 7.Bg2
Be7 8.O-O O-O 9.Bg5 cxd4 10.Nxd4 h6 11.Be3 Re8 12.Rc1 Bf8
13.Na4 Qa5 14.a3 Ne5 15.Bd2 Qd8 16.Bb4 Bxb4 17.axb4 a6 18.Nc5
Nc4 19.e4 Nxb2 20.Qc2 Nc4 21.exd5 Nd6 22.Rfe1 Bd7 23.Rxe8+
Bxe8 24.Nf5 Rb8 25.Re1 Bb5 26.Nxd6 Qxd6 27.Nxb7 Qxb4 28.Rb1
Qe7 29.d6 Qd7 30.Qc7 Qxc7 31.dxc7 Rc8 32.Nd6 Rxc7 33.Nxb5 axb5
34.Rxb5 Rc1+ 35.Bf1 g5 36.Kg2 Rc2 37.Bd3 Rd2 38.Bf5 Kg7 39.Kf3
Nd5 40.Rb3 Ne7 41.Rd3 Rb2 42.Be4 f5 43.Bd5 Ng6 44.Kg2 Ne5
45.Rb3 Rd2 46.Rb7+ Kf8 47.Bb3 f4 48.gxf4 gxf4 49.Rb5 Nd3
50.Kf3 Rxf2+ 51.Ke4 Nc1 52.Bc4 Rxh2 53.Rf5+ Kg7 54.Rxf4 h5
55.Rf1 Rc2 56.Rg1+ Kf6 57.Rf1+ Kg5 58.Rg1+ Kh6 59.Bf7 h4
60.Kf3 Nd3 61.Be6 Rc5 62.Bh3 Ne5+ 63.Ke4 Nf7 64.Rh1 Ng5+
65.Kf4 Rc4+ 66.Kf5 Ne4 67.Ra1 Ng3+ 68.Kf6 Rf4+ 69.Ke5 Kg5
70.Ra8 Re4+ 71.Kd5 Kf4 72.Rf8+ Ke3 73.Rg8 Nh5 74.Kd6 Nf4
75.Bf5 Ra4 76.Rg4 Rd4+ 77.Ke5 Nd3+ 78.Kf6 Rxg4 79.Bxg4 Kf4
80.Bc8 Ne5 81.Kg7 Ng4 82.Kg6 h3 83.Kh5 h2 84.Bb7 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.24"]
[EventDate "1980.03.16"]
[Round "7"]
[Result "1-0"]
[White "Bozidar Ivanovic"]
[Black "Steven M Odendahl"]
[ECO "B06"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "165"]

1.e4 g6 2.d4 Bg7 3.Nc3 c6 4.Nf3 d6 5.a4 a5 6.Bg5 Qb6 7.Ra3 Nf6
8.Be2 O-O 9.O-O Qc7 10.Re1 e5 11.Qc1 Re8 12.dxe5 dxe5 13.Nh4
Be6 14.h3 Kh8 15.f4 exf4 16.Bxf4 Qb6+ 17.Be3 Qb4 18.Bd3 Nbd7
19.Nf3 Rad8 20.Bg5 Ne5 21.Nxe5 Qd4+ 22.Qe3 Qxe5 23.Rf1 Bc8
24.Raa1 Rd7 25.Rf3 Qe6 26.Raf1 Ng8 27.Qe2 Rf8 28.Kh1 Qe5
29.Be3 Re7 30.Qf2 Rfe8 31.Rxf7 Rxf7 32.Qxf7 Nf6 33.Bf4 Qc5
34.Qc7 Nh5 35.Bd6 Qe3 36.Qf7 Rd8 37.Qe7 Rg8 38.Qh4 Qd4 39.Bh2
Nf6 40.Bg1 Qe5 41.Ne2 c5 42.b3 Re8 43.Nf4 g5 44.Ng6+ Kg8
45.Nxe5 gxh4 46.Bh2 Nxe4 47.Bxe4 Bxe5 48.Bd5+ Kg7 49.Re1 Kf6
50.Bg1 b6 51.Bf2 Kg5 52.Re4 Bf5 53.Bxh4+ Kh5 54.Bf7+ Kh6
55.Re2 Rf8 56.Bc4 Bd4 57.Be7 Rc8 58.Bd6 Rc6 59.Bf4+ Kg7
60.Re7+ Kf6 61.Rb7 Bxc2 62.Bd5 Rc8 63.Rxb6+ Kf5 64.Rb8 Rxb8
65.Bxb8 Be4 66.Bg8 Kg5 67.Bc7 Bc3 68.Bb6 Bb4 69.Kg1 Kf4 70.Kf2
Ke5 71.g4 Bd5 72.Bxd5 Kxd5 73.Ke3 c4 74.bxc4+ Kxc4 75.g5 Be1
76.Ke2 Bc3 77.h4 Kb4 78.Kd3 Bg7 79.Bd4 Bf8 80.h5 Kxa4 81.Kc4
Be7 82.g6 hxg6 83.h6 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.24"]
[EventDate "1980.03.16"]
[Round "7"]
[Result "0-1"]
[White "Joel Benjamin"]
[Black "Vladimir Mikhailovich Liberzon"]
[ECO "B89"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "50"]

1.e4 c5 2.Nc3 Nc6 3.Nf3 e6 4.d4 cxd4 5.Nxd4 d6 6.Be3 Nf6 7.Bc4
a6 8.Qe2 Qc7 9.O-O-O Be7 10.Bb3 O-O 11.g4 Nd7 12.g5 Nc5
13.Rhg1 Bd7 14.f4 b5 15.f5 b4 16.g6 Nxb3+ 17.axb3 fxg6 18.fxg6
bxc3 19.Qh5 hxg6 20.Rxg6 Rf7 21.Rh6 gxh6 22.Rg1+ Bg5 23.Bxg5
Rg7 24.Be3 Be8 25.Qxh6 Nxd4 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.24"]
[EventDate "1980.03.16"]
[Round "7"]
[Result "1-0"]
[White "Victor J Frias Pablaza"]
[Black "John A Grefe"]
[ECO "A15"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "117"]

1.Nf3 Nf6 2.c4 b6 3.g3 c5 4.Bg2 Bb7 5.O-O e6 6.Nc3 a6 7.b3 Be7
8.Bb2 d6 9.d4 cxd4 10.Qxd4 O-O 11.Rfd1 Nbd7 12.Rac1 Qc7 13.Qf4
Rac8 14.e4 Qb8 15.Qe3 Rfe8 16.Nd4 Bf8 17.Qd2 Ba8 18.Kh1 Nc5
19.f3 Rcd8 20.Qc2 g6 21.b4 Ncd7 22.b5 Ne5 23.Qe2 axb5 24.cxb5
Rc8 25.f4 Nc4 26.Nc6 Bxc6 27.bxc6 Nxb2 28.Qxb2 Bg7 29.Nb5 d5
30.e5 Ng4 31.Qe2 h5 32.c7 Qa8 33.Nd6 Re7 34.Nxc8 Qxc8 35.Bf3
Rxc7 36.Rxc7 Qxc7 37.Bxg4 hxg4 38.Qxg4 Qc2 39.Qf3 Qxa2 40.Rc1
Bf8 41.Rc8 Kg7 42.h4 Bc5 43.Qg2 Qb1+ 44.Kh2 Qc1 45.Kh3 Qe1
46.Qf3 Qb1 47.Rc7 Qf5+ 48.g4 Qe4 49.Qxe4 dxe4 50.Kg2 Kg8
51.Ra7 Kg7 52.Ra4 e3 53.Kf3 Be7 54.h5 b5 55.Ra7 Bc5 56.Ra5
gxh5 57.gxh5 Kh6 58.Rxb5 Bd4 59.Rb7 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.24"]
[EventDate "1980.03.16"]
[Round "7"]
[Result "0-1"]
[White "Mark Ginsburg"]
[Black "Dusan Rajkovic"]
[ECO "B42"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "86"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 g6 6.O-O Bg7 7.c3
d6 8.Na3 Nf6 9.Bg5 O-O 10.Qe2 Nbd7 11.Nc4 Qc7 12.a4 h6 13.Bh4
e5 14.Nb3 b6 15.Rfd1 Bb7 16.Bc2 d5 17.exd5 Nxd5 18.Ne3 Nxe3
19.Qxe3 f5 20.Be7 Rfe8 21.Bb4 Nf6 22.Qg3 Kh7 23.Rd6 Rad8
24.Rad1 Rxd6 25.Rxd6 Qf7 26.Nd2 f4 27.Qh4 Re6 28.Rxe6 Qxe6
29.Nf3 Qa2 30.h3 Bxf3 31.gxf3 Qxb2 32.Bd3 Qd2 33.Be4 Qe1+
34.Kg2 Nxe4 35.fxe4 Qxe4+ 36.Kg1 a5 37.Be7 Qxa4 38.Qg4 Qc6
39.Bd8 a4 40.Qd1 e4 41.Qb1 b5 42.Qc1 e3 43.fxe3 Qxc3 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.24"]
[EventDate "1980.03.16"]
[Round "7"]
[Result "1-0"]
[White "Ron W Henley"]
[Black "Vladimir Raicevic"]
[ECO "D37"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "65"]

1.d4 e6 2.c4 d5 3.Nc3 Nf6 4.Nf3 Be7 5.Bg5 Nbd7 6.e3 c6 7.Bd3
O-O 8.O-O dxc4 9.Bxc4 Nd5 10.Bxe7 Qxe7 11.e4 Nxc3 12.bxc3 b6
13.e5 Bb7 14.Re1 Rfd8 15.Bd3 c5 16.Be4 Bxe4 17.Rxe4 cxd4
18.cxd4 b5 19.Rg4 a5 20.Qb3 b4 21.Ng5 Rac8 22.Nxh7 Rc3 23.Qb1
Rdc8 24.Ng5 f5 25.exf6 Nxf6 26.Rg3 Rc2 27.h4 R8c6 28.Qe1 Qd6
29.a3 Qxd4 30.Nxe6 Qb2 31.Rd1 Kh8 32.Rd8+ Ng8 33.Rxg7 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.24"]
[EventDate "1980.03.16"]
[Round "7"]
[Result "0-1"]
[White "Evan Michaelides"]
[Black "Douglas Root"]
[ECO "A40"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "54"]

1.c4 b6 2.d4 e6 3.Nf3 Bb7 4.Bf4 Nf6 5.e3 Nh5 6.Bg5 Be7 7.Bxe7
Qxe7 8.Nc3 d6 9.Be2 O-O 10.O-O Nf6 11.Qc2 c5 12.Rfd1 Nbd7
13.a4 d5 14.cxd5 Nxd5 15.Nxd5 Bxd5 16.a5 Rac8 17.Qa4 cxd4
18.Nxd4 Nc5 19.Qb4 Qh4 20.axb6 axb6 21.f3 Nb3 22.Rab1 Qh6
23.f4 Nxd4 24.Qxd4 Qg6 25.g3 Rc2 26.Bf1 Rfc8 27.Rd2 Rxd2 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.24"]
[EventDate "1980.03.16"]
[Round "7"]
[Result "1/2-1/2"]
[White "Margeir Petursson"]
[Black "John A Peters"]
[ECO "E00"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "168"]

1.d4 Nf6 2.c4 e6 3.g3 c5 4.Nf3 cxd4 5.Nxd4 Qc7 6.Nd2 Nc6 7.Nb5
Qb8 8.Bg2 Be7 9.O-O O-O 10.Nc3 d6 11.Nde4 Nxe4 12.Nxe4 Rd8
13.Bf4 b6 14.Qa4 Bd7 15.Rac1 a6 16.c5 Ne5 17.Qd4 bxc5 18.Nxc5
Bc6 19.Bxc6 Nxc6 20.Qe4 e5 21.Nd3 Nd4 22.Rfe1 Bf6 23.Be3 d5
24.Qg4 Ne6 25.b3 Qb7 26.Nc5 Nxc5 27.Rxc5 Be7 28.Rc2 Qb4
29.Qxb4 Bxb4 30.Bd2 a5 31.Rd1 h6 32.e3 Ba3 33.Bc1 Bxc1
34.Rcxc1 a4 35.b4 a3 36.Rc5 Ra4 37.Rcxd5 Rxd5 38.Rxd5 Rxb4
39.Ra5 Rb2 40.Rxa3 g5 41.Kg2 Kg7 42.g4 Kg6 43.Ra8 Rc2 44.a4
Ra2 45.a5 h5 46.gxh5+ Kxh5 47.a6 Kg6 48.Kf3 Kg7 49.e4 Ra4
50.a7 Kf6 51.Kg3 Ra3+ 52.Kg4 Ra4 53.f3 Ra2 54.h3 Rg2+ 55.Kh5
Ra2 56.Kh6 Rh2 57.Kh7 Ra2 58.Kh8 Ra3 59.Rb8 Rxa7 60.Rb6+ Ke7
61.Kg7 Ra1 62.Rb7+ Ke6 63.Rb6+ Ke7 64.Rb7+ Ke6 65.Rxf7 Rh1
66.Rf6+ Ke7 67.Rf5 Ke6 68.Rf6+ Ke7 69.Rh6 Rf1 70.Kg6 Rxf3
71.Kxg5 Rf4 72.Rh4 Rf3 73.Kg4 Rf1 74.Kg3 Rg1+ 75.Kf2 Ra1
76.Rh5 Ke6 77.Rg5 Ra2+ 78.Kg3 Ra3+ 79.Kh2 Ra2+ 80.Rg2 Ra4
81.Re2 Kf6 82.Kg3 Kg5 83.Re3 Kh5 84.Kf3 Kh4 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.24"]
[EventDate "1980.03.16"]
[Round "7"]
[Result "0-1"]
[White "Bruce Rind"]
[Black "Anatoly Lein"]
[ECO "E62"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "88"]

1.c4 g6 2.Nc3 Bg7 3.g3 Nf6 4.Bg2 O-O 5.d4 d6 6.Nf3 Nc6 7.O-O
Nd7 8.Bg5 h6 9.Be3 Kh7 10.Rc1 e6 11.b3 Ne7 12.Rc2 f5 13.Bc1
Nf6 14.Bb2 Bd7 15.Ne1 Rb8 16.Nd3 a6 17.e4 fxe4 18.Nxe4 Nf5
19.Nf4 Qe8 20.Re1 Qf7 21.Rce2 Rfe8 22.Nd2 b6 23.Nf1 c5 24.dxc5
bxc5 25.Ne3 Nd4 26.Rd2 a5 27.Ne2 e5 28.Nc3 a4 29.bxa4 Be6
30.Nb5 Rbd8 31.Qc1 h5 32.a5 h4 33.Rdd1 Bh6 34.Nxd4 cxd4
35.Bxd4 exd4 36.Rxd4 hxg3 37.hxg3 Ng4 38.f4 Bg7 39.Re4 Nf6
40.Rd4 Nh5 41.Rd3 Nxg3 42.Nd5 Nh5 43.a6 Bf5 44.Rdd1 Qa7+ 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.24"]
[EventDate "1980.03.16"]
[Round "7"]
[Result "1/2-1/2"]
[White "Michael Wilder"]
[Black "Oscar Panno"]
[ECO "A07"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "77"]

1.Nf3 Nf6 2.g3 g6 3.Bg2 Bg7 4.O-O O-O 5.d3 d6 6.e4 c5 7.e5
dxe5 8.Nxe5 Nfd7 9.Nxd7 Qxd7 10.a4 Nc6 11.a5 Rb8 12.Bf4 e5
13.Be3 b6 14.axb6 axb6 15.Nc3 Nb4 16.Qd2 Rd8 17.Bh6 Bb7
18.Bxg7 Kxg7 19.Bxb7 Rxb7 20.Rae1 Re8 21.f4 exf4 22.Rxe8 Qxe8
23.Rxf4 Re7 24.Ne4 Nd5 25.Rf1 f5 26.c4 fxe4 27.cxd5 e3 28.Qc3+
Kg8 29.d6 e2 30.dxe7 exf1=Q+ 31.Kxf1 Qxe7 32.Kg2 Qe2+ 33.Kg1
Kf7 34.b4 Qe3+ 35.Kg2 cxb4 36.Qxb4 Ke6 37.Qc4+ Kd6 38.Qh4 Qe2+
39.Kg1 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.25"]
[EventDate "1980.03.16"]
[Round "8"]
[Result "0-1"]
[White "Oscar Panno"]
[Black "Lev Alburt"]
[ECO "A34"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "74"]

1.c4 Nf6 2.Nc3 c5 3.g3 g6 4.Bg2 Bg7 5.a3 Nc6 6.Rb1 a5 7.d3 O-O
8.Nh3 d6 9.Nf4 Bd7 10.O-O Rb8 11.Bd2 Ne8 12.Nb5 Nc7 13.Bc3
Nxb5 14.cxb5 Nd4 15.a4 Bh6 16.e3 Bxf4 17.exd4 cxd4 18.Bxd4 Bh6
19.Ba7 Ra8 20.b6 Bc8 21.b4 axb4 22.Rxb4 d5 23.a5 Qd6 24.Qb3
Bd2 25.Ra4 e6 26.Ra2 Bg5 27.d4 Bd7 28.Rd1 Bc6 29.Bf1 Qd7 30.a6
Kg7 31.Ra5 Rfd8 32.axb7 Bxb7 33.Rc5 Rdc8 34.Bb5 Qd6 35.Qc3 Bd8
36.Rxc8 Rxc8 37.Qa5 Rc2 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.25"]
[EventDate "1980.03.16"]
[Round "8"]
[Result "1/2-1/2"]
[White "Efim Geller"]
[Black "Yuri Balashov"]
[ECO "E17"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "37"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.Nc3
Ne4 8.Nxe4 Bxe4 9.Ne1 Bxg2 10.Nxg2 d6 11.Bd2 c5 12.Bc3 Bf6
13.Rc1 cxd4 14.Bxd4 Bxd4 15.Qxd4 Nc6 16.Qe4 Rc8 17.Rfd1 Qe7
18.Rc3 Rfd8 19.Ne3 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.25"]
[EventDate "1980.03.16"]
[Round "8"]
[Result "0-1"]
[White "Dusan Rajkovic"]
[Black "Joel Benjamin"]
[ECO "A56"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "106"]

1.d4 Nf6 2.c4 c5 3.e3 g6 4.Nf3 Bg7 5.Nc3 O-O 6.Be2 Na6 7.O-O
d6 8.b3 b6 9.Bb2 Bb7 10.Qd2 Nc7 11.Rfd1 a6 12.h3 Qb8 13.a4 Rc8
14.d5 b5 15.Bd3 b4 16.Ne4 Re8 17.Ng3 e5 18.e4 Qd8 19.Rf1 Bc8
20.Rae1 a5 21.Qd1 Na6 22.Bc1 Nb8 23.Nh2 Qe7 24.f3 h5 25.Bg5
Qf8 26.Qd2 Nh7 27.Be3 Nd7 28.Kh1 Qe7 29.Ne2 Bf6 30.g4 hxg4
31.fxg4 Bh4 32.Rd1 Ng5 33.Ng1 Kg7 34.Kg2 Rh8 35.Nhf3 Nxf3
36.Nxf3 Kg8 37.Bg5 Bxg5 38.Qxg5 Qe8 39.Nh4 Nf8 40.Nf5 Nh7
41.Nxd6 Nxg5 42.Nxe8 Nxh3 43.Rh1 Nf4+ 44.Kg1 Rxh1+ 45.Kxh1 Kf8
46.Nf6 Ke7 47.g5 Nh3 48.d6 Ke6 49.Kg2 Nxg5 50.Nd5 Kxd6 51.Be2
Bh3+ 52.Kg1 Kc6 53.Ne7+ Kc7 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.25"]
[EventDate "1980.03.16"]
[Round "8"]
[Result "0-1"]
[White "Steven M Odendahl"]
[Black "Arthur Bisguier"]
[ECO "E01"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "88"]

1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 c6 5.Nd2 b5 6.cxb5 cxb5 7.Ngf3
Nbd7 8.O-O Bb7 9.Ne1 Qb6 10.Ndf3 Be7 11.Nd3 O-O 12.Bg5 h6
13.Bxf6 Bxf6 14.e3 a5 15.Qd2 b4 16.Rfc1 Rfc8 17.Nfe5 Nxe5
18.Nxe5 Bxe5 19.dxe5 Rc7 20.Bf1 Rac8 21.Rxc7 Qxc7 22.Qd4 Qc6
23.Rd1 Ba6 24.e4 Bxf1 25.Rxf1 dxe4 26.Rd1 Qc4 27.Qd7 Rf8 28.b3
Qe2 29.Qd2 Qf3 30.Rc1 Qd3 31.Qxd3 exd3 32.f4 g5 33.Kf2 Rd8
34.Ke3 d2 35.Rd1 gxf4+ 36.gxf4 Kh7 37.Rxd2 Rxd2 38.Kxd2 Kg6
39.Ke2 Kh5 40.Kf2 Kg4 41.Ke3 h5 42.Ke4 h4 43.Ke3 Kh3 44.f5
Kxh2 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.25"]
[EventDate "1980.03.16"]
[Round "8"]
[Result "1-0"]
[White "Nick DeFirmian"]
[Black "Perry Youngworth"]
[ECO "B99"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "85"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4
Be7 8.Qf3 Qc7 9.O-O-O Nbd7 10.g4 b5 11.Bxf6 Nxf6 12.g5 Nd7
13.f5 Nc5 14.f6 gxf6 15.gxf6 Bf8 16.Qh5 Bd7 17.a3 Rb8 18.Rg1
b4 19.axb4 Rxb4 20.Rg7 Bc8 21.Nf5 d5 22.e5 Qxe5 23.Qxf7+ Kd8
24.Rxh7 Qf4+ 25.Kb1 Rxb2+ 26.Ka1 Rb7 27.Ne7 Qc7 28.Bb5 Rxb5
29.Nxb5 Qa5+ 30.Kb1 Qxb5+ 31.Kc1 Bh6+ 32.Rxh6 Rxh6 33.Qf8+ Kd7
34.Qxc8+ Kd6 35.Qd8+ Ke5 36.Qc7+ Ke4 37.Re1+ Kd4 38.Qf4+ Ne4
39.Qxh6 Qa4 40.Rxe4+ dxe4 41.Qd2+ Ke5 42.Qc3+ Kf4 43.Qg3# 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.25"]
[EventDate "1980.03.16"]
[Round "8"]
[Result "1-0"]
[White "Roman Dzindzichashvili"]
[Black "Bent Larsen"]
[ECO "E11"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "89"]

1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Bd2 Qe7 5.Nc3 O-O 6.a3 Bxc3
7.Bxc3 b6 8.e3 Ne4 9.Qc2 Bb7 10.Be2 d6 11.O-O Nd7 12.Rfd1 a5
13.b4 Nxc3 14.Qxc3 Rfe8 15.Rac1 Nf6 16.Nd2 h6 17.c5 axb4
18.axb4 Nd5 19.Qb3 bxc5 20.dxc5 Reb8 21.c6 Ba6 22.b5 Bxb5
23.Bxb5 Ra5 24.Rb1 Rbxb5 25.Qxb5 Rxb5 26.Rxb5 Nc3 27.Rb8+ Kh7
28.Ra1 d5 29.Nf3 Qf6 30.Ra7 Ne4 31.h4 Qc3 32.Rxc7 Qa1+ 33.Kh2
Nxf2 34.Rxf7 Qh1+ 35.Kg3 Ne4+ 36.Kf4 Qxg2 37.Ke5 Qg3+ 38.Rf4
Nd2 39.c7 Nc4+ 40.Kd4 e5 41.Kc5 Nxe3 42.c8=Q Qxf4 43.Ng5+ Kg6
44.Qe8+ Kf5 45.Qe6+ 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.25"]
[EventDate "1980.03.16"]
[Round "8"]
[Result "0-1"]
[White "Eugenio Torre"]
[Black "Bozidar Ivanovic"]
[ECO "B59"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "80"]

1.e4 c5 2.Nc3 Nc6 3.Nge2 Nf6 4.d4 cxd4 5.Nxd4 d6 6.Be2 e5
7.Nb3 Be6 8.f4 exf4 9.Bxf4 d5 10.exd5 Nxd5 11.Nxd5 Qxd5 12.O-O
Qxd1 13.Raxd1 Rd8 14.Bb5 a6 15.Bxc6+ bxc6 16.Rxd8+ Kxd8
17.Rd1+ Kc8 18.Kf2 Be7 19.Be5 Bd5 20.g3 f6 21.Bf4 g5 22.Be3 h5
23.Rd4 f5 24.Ra4 h4 25.g4 Rf8 26.Kg1 fxg4 27.Rxg4 Bf3 28.Ra4
Be2 29.Re4 Rf1+ 30.Kg2 Rf7 31.Nd2 Bd1 32.h3 Bxc2 33.Rc4 Bd3
34.Rxc6+ Kd7 35.Rc1 Rf5 36.Rd1 Be2 37.Re1 Bb5 38.Bf2 Bb4
39.Be3 Rd5 40.Ne4 Bxe1 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.25"]
[EventDate "1980.03.16"]
[Round "8"]
[Result "1/2-1/2"]
[White "John Fedorowicz"]
[Black "Miguel A Quinteros"]
[ECO "B52"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "117"]

1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 4.Bxd7+ Qxd7 5.c4 Nc6 6.O-O e5
7.Nc3 g6 8.a3 Bg7 9.Rb1 Nge7 10.b4 b6 11.Nd5 Nxd5 12.cxd5 Nd4
13.Nxd4 cxd4 14.d3 O-O 15.Bd2 f5 16.f3 fxe4 17.fxe4 Rxf1+
18.Kxf1 h5 19.Rc1 Kh7 20.Rc6 Rf8+ 21.Kg1 Rf7 22.b5 Qe7 23.Qe2
Bh6 24.Bxh6 Kxh6 25.Qd2+ Kg7 26.a4 g5 27.Rc1 Kg6 28.Rf1 Rxf1+
29.Kxf1 Qc7 30.g3 g4 31.Kg2 Qc8 32.Qf2 Kg7 33.Qd2 Qd8 34.Qc1
Qf6 35.Kg1 Qd8 36.Kg2 Kg6 37.Qf1 Qc8 38.Kh1 Kg7 39.Kg1 Qc2
40.Qf5 Qd1+ 41.Kf2 Qxd3 42.Qd7+ Kg8 43.Qe8+ Kg7 44.Qe7+ Kg8
45.Qg5+ Kf8 46.Qf6+ Kg8 47.Qg6+ Kf8 48.Qxd6+ Kf7 49.Qe6+ Kf8
50.Qf5+ Kg8 51.Qg5+ Kf8 52.Qd8+ Kf7 53.Qd7+ Kf8 54.Qc8+ Kf7
55.Qe6+ Kf8 56.Qf6+ Kg8 57.Qg6+ Kf8 58.Qd6+ Kf7 59.Qe6+
1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.25"]
[EventDate "1980.03.16"]
[Round "8"]
[Result "1/2-1/2"]
[White "Jon Loftur Arnason"]
[Black "Ron W Henley"]
[ECO "C34"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "62"]

1. e4 e5 2. f4 exf4 3. Nf3 d6 4. Bc4 h6 5. O-O g5 6. d4 Bg7
7. g3 Nc6 8. gxf4 g4 9. d5 gxf3 10. dxc6 Qf6 11. Kh1 Bh3
12. Rxf3 Bg4 13. cxb7 Rb8 14. Bb5+ Kf8 15. Qf1 Bxf3+ 16. Qxf3
Qd4 17. Nc3 Qb6 18. Bd2 Qxb7 19. Rg1 Bd4 20. Rf1 Nf6 21. Bd3
Rg8 22. b3 Re8 23. Ne2 Bb6 24. Ng3 Qc6 25. a4 a6 26. f5 Ng4
27. h3 Ne5 28. Bxh6+ Ke7 29. f6+ Kd8 30. Qg2 Rg6 31. Bg7 Nxd3
1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.25"]
[EventDate "1980.03.16"]
[Round "8"]
[Result "1/2-1/2"]
[White "Larry Christiansen"]
[Black "Douglas Root"]
[ECO "A16"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "152"]

1.c4 Nf6 2.Nc3 g6 3.g3 Bg7 4.Bg2 O-O 5.e4 c5 6.Nge2 Nc6 7.O-O
Ne8 8.a3 Nc7 9.Rb1 Rb8 10.b4 b5 11.cxb5 Nxb5 12.Nxb5 Rxb5
13.Qa4 Rb8 14.Bb2 Bxb2 15.Rxb2 cxb4 16.axb4 Qb6 17.b5 a6
18.Nc3 axb5 19.Rxb5 Qa6 20.Rxb8 Qxa4 21.Nxa4 Nxb8 22.Rc1 Ba6
23.Nb6 Rd8 24.f4 d6 25.Rc7 Kf8 26.Kf2 Bb5 27.Ke3 Na6 28.Ra7
Nb4 29.Rc7 Rb8 30.Nd7+ Bxd7 31.Rxd7 Nc2+ 32.Ke2 Nd4+ 33.Kd3
Nb3 34.Rc7 Nc5+ 35.Kc2 Ne6+ 36.Rc4 Ke8 37.f5 Nf8 38.Rc7 Nd7
39.d4 Nb6 40.Bh3 g5 41.Kd3 Nd7 42.Bg4 Kd8 43.Ra7 f6 44.Bd1 Nb6
45.Bb3 Nc8 46.Ra3 Nb6 47.Be6 Na8 48.h4 h6 49.Ra2 Nc7 50.hxg5
hxg5 51.Rh2 Nxe6 52.fxe6 Rb7 53.Rh8+ Kc7 54.Re8 Kc6 55.Kc4 Rc7
56.Rd8 Rb7 57.Rc8+ Rc7 58.Rd8 Rb7 59.g4 Rc7 60.Kd3 Rb7 61.Rc8+
Rc7 62.Ra8 Kb7 63.Re8 Kc6 64.Ke3 Ra7 65.Rc8+ Rc7 66.Ra8 Kb7
67.Rf8 Kc6 68.Kd3 Ra7 69.Rc8+ Rc7 70.Rg8 Ra7 71.Kc4 Rc7 72.d5+
Kb6 73.Kb4 Ra7 74.Rc8 Rc7 75.Rg8 Ra7 76.Rg7 Rc7 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.25"]
[EventDate "1980.03.16"]
[Round "8"]
[Result "1-0"]
[White "Anthony Miles"]
[Black "Michael Wilder"]
[ECO "E76"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "65"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 O-O 5.f3 d6 6.Bg5 c5 7.d5 e6
8.Nge2 exd5 9.Nxd5 Be6 10.Nec3 Bxd5 11.Nxd5 Qa5+ 12.Qd2 Qxd2+
13.Kxd2 Nxd5 14.cxd5 f5 15.Be7 Rf7 16.Bxd6 fxe4 17.fxe4 Rf2+
18.Be2 Nd7 19.Ke1 Bd4 20.Bg3 Rxg2+ 21.Kf1 Rf2+ 22.Bxf2 Rf8
23.Ke1 Rxf2 24.Rd1 Rf4 25.Bd3 Ne5 26.Rf1 Nxd3+ 27.Rxd3 Rxe4+
28.Kd1 Re5 29.Re1 Rxd5 30.Re7 Rf5 31.Rxb7 Rf7 32.Rxf7 Kxf7
33.Ra3 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.25"]
[EventDate "1980.03.16"]
[Round "8"]
[Result "1/2-1/2"]
[White "Svetozar Gligoric"]
[Black "Margeir Petursson"]
[ECO "D19"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "87"]

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 dxc4 5.a4 Bf5 6.e3 e6 7.Bxc4
Bb4 8.O-O Nbd7 9.Qe2 O-O 10.e4 Bg6 11.Bd3 Qc7 12.Bd2 a5 13.e5
Nd5 14.Bxg6 hxg6 15.Nxd5 cxd5 16.Bxb4 axb4 17.Qb5 Rfc8 18.Qxb4
Nb8 19.Qd2 Qb6 20.b3 Nc6 21.Rab1 Rc7 22.Rfd1 Qb4 23.Qf4 Ne7
24.Ne1 Rac8 25.Nd3 Qc3 26.g4 Nc6 27.Ne1 g5 28.Qd2 Qxd2 29.Rxd2
Nb4 30.Nd3 Nxd3 31.Rxd3 Rc2 32.Rbd1 Rb2 33.Rf3 Rcc2 34.Rdd3
Rd2 35.Kg2 g6 36.h3 Rbc2 37.Kg3 Kg7 38.a5 Rxd3 39.Rxd3 Ra2
40.f3 Rxa5 41.h4 gxh4+ 42.Kxh4 Ra2 43.Kg5 Rc2 44.Kf4 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.25"]
[EventDate "1980.03.16"]
[Round "8"]
[Result "0-1"]
[White "Bruce Rind"]
[Black "Leonid Alexandrovich Shamkovich"]
[ECO "A35"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "128"]

1.Nf3 Nf6 2.c4 c5 3.Nc3 Nc6 4.g3 d5 5.cxd5 Nxd5 6.Bg2 Nc7 7.d3
e5 8.Nd2 Bd7 9.a4 Be7 10.Nc4 O-O 11.O-O b6 12.Nd5 Nxd5 13.Bxd5
Rc8 14.Bg2 f6 15.Bd2 Be6 16.Bc3 Qd7 17.Qb3 Nb4 18.Rfc1 Rfd8
19.Qd1 Bf8 20.Qf1 Nc6 21.Qd1 Qf7 22.Qf1 Nd4 23.Bxd4 cxd4
24.Bh3 Rc6 25.Bxe6 Qxe6 26.Nd2 Rdc8 27.Qd1 g6 28.Rxc6 Rxc6
29.Rc1 Kg7 30.Rc2 Bb4 31.Rxc6 Qxc6 32.Nf3 Qd5 33.Qc2 Bc5 34.b3
Bb4 35.Qc7+ Qf7 36.Qc2 Bc3 37.Qb1 Qe7 38.Qa2 Qb4 39.Qc2 Kf7
40.Kg2 Ke7 41.h3 Kd6 42.Nh2 Qa3 43.Ng4 f5 44.Nh2 Qb2 45.Qd1 e4
46.Nf1 Kc5 47.e3 Kb4 48.dxe4 fxe4 49.exd4 Bxd4 50.Qe1+ Kxb3
51.a5 Qxf2+ 52.Qxf2 Bxf2 53.Kxf2 bxa5 54.Nd2+ Kb4 55.Ke2 a4
56.Kd1 a3 57.Kc2 e3 58.Nf3 e2 59.Ne1 a2 60.Kb2 a1=Q+ 61.Kxa1
Kc3 62.Kb1 Kd2 63.Nf3+ Kd1 64.Kb2 e1=Q 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.25"]
[EventDate "1980.03.16"]
[Round "8"]
[Result "1/2-1/2"]
[White "Vitaly F Zaltsman"]
[Black "Victor J Frias Pablaza"]
[ECO "D30"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "72"]

1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.Bg5 Be7 5.e3 O-O 6.cxd5 exd5 7.Nc3
c6 8.Qc2 Re8 9.Bxf6 Bxf6 10.Bd3 h6 11.O-O a5 12.a3 Qd6 13.Na4
Bg4 14.Nd2 Nd7 15.Rfc1 Be6 16.Nb3 Rec8 17.Nbc5 Rab8 18.Nxd7
Bxd7 19.Nb6 Re8 20.Nxd7 Qxd7 21.b4 Ra8 22.b5 cxb5 23.Qc5 Rec8
24.Qxb5 Qxb5 25.Bxb5 Be7 26.a4 Bb4 27.Be2 Rc6 28.Bb5 Rcc8
29.Bd7 Rc4 30.Bg4 Rc6 31.Rxc6 bxc6 32.Rc1 Ra6 33.Bd7 Ra7
34.Bxc6 Rc7 35.Rc2 Kf8 36.f3 f5 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.25"]
[EventDate "1980.03.16"]
[Round "8"]
[Result "1/2-1/2"]
[White "Peter Biyiasas"]
[Black "Jay E Whitehead"]
[ECO "B26"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "45"]

1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.Be3 Rb8 7.Qd2 b5
8.Nge2 Nd4 9.O-O e6 10.Nd1 b4 11.Kh1 a5 12.a4 Ba6 13.Rb1 Ne7
14.b3 O-O 15.g4 f5 16.gxf5 exf5 17.Nf4 Qd7 18.f3 d5 19.Nf2
Rbd8 20.exd5 Nxd5 21.Nxd5 Qxd5 22.f4 Qd7 23.Rbd1 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.25"]
[EventDate "1980.03.16"]
[Round "8"]
[Result "1-0"]
[White "Evgenij Ermenkov"]
[Black "Florin Gheorghiu"]
[ECO "A79"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "87"]

1.d4 Nf6 2.Nf3 c5 3.d5 g6 4.c4 Bg7 5.Nc3 d6 6.e4 O-O 7.Be2 e6
8.O-O exd5 9.cxd5 Re8 10.Nd2 Na6 11.f3 Nc7 12.a4 b6 13.Nc4 Ba6
14.Bg5 h6 15.Be3 Bxc4 16.Bxc4 a6 17.Kh1 Qd7 18.Qd3 Kh7 19.Rab1
Reb8 20.b4 b5 21.Ba2 cxb4 22.Rxb4 a5 23.Rxb5 Nxb5 24.Nxb5 Ne8
25.f4 Nc7 26.Bc4 Na6 27.Bd4 Nb4 28.Qc3 f5 29.Bxg7 Qxg7 30.e5
dxe5 31.fxe5 Re8 32.Re1 Rad8 33.e6 Qxc3 34.Nxc3 Kg7 35.Nb5
Nxd5 36.Bxd5 Rxd5 37.Nc7 Rdd8 38.Nxe8+ Rxe8 39.Re5 Kf6 40.Rxa5
Rxe6 41.Kg1 Re2 42.Rb5 Ra2 43.Rb4 Kg5 44.g3 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.25"]
[EventDate "1980.03.16"]
[Round "8"]
[Result "0-1"]
[White "John A Grefe"]
[Black "Mark Ginsburg"]
[ECO "C64"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "62"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 Bc5 4.O-O Qf6 5.b4 Bb6 6.Bb2 Nge7 7.c4
Nd4 8.c5 Nxb5 9.Bxe5 Qg6 10.a4 d6 11.axb5 dxc5 12.bxc5 Bxc5
13.d4 Bb6 14.Nc3 O-O 15.Na4 Bg4 16.Nxb6 Qxb6 17.Qc2 Bxf3
18.gxf3 Ng6 19.Qxc7 Qxb5 20.Bd6 Qg5+ 21.Kh1 Qf6 22.f4 Rfd8
23.e5 Qxf4 24.Qxb7 Qxd4 25.Rad1 Qa4 26.f4 Nh4 27.Rc1 Nf5
28.Rc7 Qa2 29.Rfc1 Qe6 30.Rd1 Rab8 31.Qxa7 Ng3+ 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.25"]
[EventDate "1980.03.16"]
[Round "8"]
[Result "1-0"]
[White "Julio Argentino Kaplan Pera"]
[Black "Vladimir Mikhailovich Liberzon"]
[ECO "D85"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "59"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.cxd5 Nxd5 6.e4 Nxc3
7.bxc3 c5 8.Be3 O-O 9.Rc1 cxd4 10.cxd4 e6 11.Bc4 Nc6 12.O-O
Na5 13.Bd3 b6 14.h4 Bb7 15.h5 gxh5 16.d5 exd5 17.e5 d4
18.Bxh7+ Kxh7 19.Qd3+ Kg8 20.Ng5 f5 21.exf6 Rxf6 22.Qh7+ Kf8
23.Bd2 Rd6 24.Qf5+ Kg8 25.Qf7+ Kh8 26.Rc7 Qf6 27.Qxh5+ Kg8
28.Qh7+ Kf8 29.Bb4 Rad8 30.Ne6+ 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.25"]
[EventDate "1980.03.16"]
[Round "8"]
[Result "0-1"]
[White "Anatoly Lein"]
[Black "Larry Kaufman"]
[ECO "D25"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "90"]

1.d4 d5 2.Nf3 Nf6 3.c4 dxc4 4.e3 Bg4 5.Bxc4 e6 6.Nc3 Nbd7 7.h3
Bh5 8.O-O Bd6 9.Be2 O-O 10.e4 e5 11.Nxe5 Bxe2 12.Qxe2 Nxe5
13.dxe5 Bxe5 14.Bg5 Qe8 15.Rfe1 Bxc3 16.bxc3 Qe5 17.f4 Qxc3
18.Rac1 Qd4+ 19.Kh2 h6 20.Bh4 Rfe8 21.Rc4 Qb6 22.e5 Nd5 23.f5
Qa6 24.Qc2 Qa3 25.Qd2 c6 26.Rg4 Kh7 27.Ree4 b5 28.Bf6 gxf6
29.Rg3 Qf8 30.e6 fxe6 31.Rh4 exf5 32.Qc2 Ne3 33.Qf2 Qd6 34.Rf4
Nd5 35.Rh4 Qe5 36.Qd2 Ne3 37.Rf4 Rad8 38.Qf2 Rd1 39.Rgf3 Nf1+
40.Qxf1 Rxf1 41.Rxf1 Rd8 42.Kh1 Rd1 43.Rxf5 Qxf5 44.Rxd1 a5
45.Rc1 c5 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.25"]
[EventDate "1980.03.16"]
[Round "8"]
[Result "1-0"]
[White "John A Peters"]
[Black "Samuel Reshevsky"]
[ECO "C92"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "115"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3
d6 8.c3 O-O 9.h3 Bb7 10.d4 Re8 11.Nbd2 Bf8 12.Bc2 g6 13.a4 Bg7
14.d5 Nb8 15.Bd3 bxa4 16.Bc2 c6 17.c4 Nfd7 18.Bxa4 Nc5 19.Bc2
a5 20.Nb3 Nxb3 21.Bxb3 Na6 22.Ba4 Nb4 23.Bg5 Bf6 24.Be3 Re7
25.Nh2 Bg7 26.dxc6 Nxc6 27.Bg5 f6 28.Bxf6 Bxf6 29.Qd5+ Kg7
30.Bxc6 Bxc6 31.Qxc6 Rc7 32.Qd5 Rc5 33.Qd3 Qc7 34.b3 Rb8
35.Ng4 Bg5 36.Red1 h5 37.Nh2 Qb6 38.Nf3 Be7 39.Rab1 Qc6 40.Nd2
Bg5 41.b4 axb4 42.Nb3 Rd8 43.Nxc5 dxc5 44.Qc2 Rd4 45.Rxd4 exd4
46.Ra1 Qb7 47.Ra5 b3 48.Qb1 Qb4 49.Rb5 Qxc4 50.Rxb3 h4 51.Rf3
Qe6 52.Qb8 Bf6 53.Qc7+ Be7 54.e5 Kh6 55.Qb8 Qd5 56.Qh8+ Kg5
57.Qg7 Bd8 58.Rf8 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.25"]
[EventDate "1980.03.16"]
[Round "8"]
[Result "1-0"]
[White "Vladimir Raicevic"]
[Black "Evan Michaelides"]
[ECO "D24"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "79"]

1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.Nc3 Nc6 5.e3 Bg4 6.Bxc4 e6 7.Bb5
Bb4 8.Qa4 Bxf3 9.gxf3 Qd6 10.Bd2 O-O 11.a3 Bxc3 12.bxc3 Rfd8
13.O-O Qd5 14.Be2 Qg5+ 15.Kh1 Qh4 16.Qb5 Rab8 17.e4 h6 18.Rg1
e5 19.d5 Ne7 20.Qc5 Ng6 21.Rg2 Qh5 22.Re1 c6 23.c4 cxd5
24.cxd5 Rbc8 25.Qxa7 Rc2 26.Qa5 Rdc8 27.Bd1 R8c5 28.Qa8+ Rc8
29.Qxb7 Rxd2 30.Qxc8+ Kh7 31.Qc3 Rd4 32.Reg1 Qh3 33.Rg3 Qh4
34.Qc7 Nh5 35.Qxf7 Nxg3+ 36.fxg3 Qh3 37.Qf5 Qxf5 38.exf5 Ne7
39.Bc2 Nxd5 40.Rd1 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.26"]
[EventDate "1980.03.16"]
[Round "9"]
[Result "0-1"]
[White "Lev Alburt"]
[Black "Roman Dzindzichashvili"]
[ECO "A18"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "132"]

1.c4 Nf6 2.Nc3 e6 3.e4 d5 4.e5 Ne4 5.Nf3 Nc6 6.cxd5 exd5 7.Bb5
Bc5 8.O-O O-O 9.Qa4 Nxc3 10.dxc3 Bd7 11.Bg5 Be7 12.Bxe7 Qxe7
13.Rfe1 Qe6 14.Rad1 a6 15.Bxc6 Bxc6 16.Qb3 Rfe8 17.Re3 Rad8
18.Rd4 h6 19.h3 b6 20.Qd1 Bb7 21.Nh4 f6 22.Rg4 g5 23.exf6 Qxf6
24.Rxe8+ Rxe8 25.Nf3 Re4 26.Rxe4 dxe4 27.Nd4 Kf7 28.Qh5+ Kf8
29.Qg4 Ke7 30.Qe2 c5 31.Nc2 Qe6 32.Ne3 Qxa2 33.Nf5+ Kd7
34.Nxh6 Qd5 35.Ng4 Kc7 36.Qe3 Kb8 37.Nf6 Qf5 38.Qg3+ Ka7
39.Ne8 e3 40.Qxe3 Qb1+ 41.Kh2 Qxb2 42.Nd6 Qb3 43.Qxg5 Qe6
44.Qd8 Qe5+ 45.g3 Qe2 46.Qf8 Bf3 47.Qf7+ Kb8 48.Qg8+ Kc7
49.Ne8+ Kc6 50.Qg6+ Kb5 51.Qb1+ Ka4 52.Kg1 Qxe8 53.Qa2+ Kb5
54.c4+ Kc6 55.Qa4+ b5 56.Qxa6+ Kc7 57.Qa5+ Kb7 58.cxb5 Qg6
59.Kh2 c4 60.Qa3 Bd5 61.h4 Qf6 62.f4 c3 63.Qc5 Qe6 64.f5 Qe2+
65.Kh3 Bg2+ 66.Kh2 Bf3 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.26"]
[EventDate "1980.03.16"]
[Round "9"]
[Result "1/2-1/2"]
[White "Yuri Balashov"]
[Black "Bent Larsen"]
[ECO "B83"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "136"]

1.e4 c5 2.Nf3 e6 3.Nc3 Nc6 4.d4 cxd4 5.Nxd4 d6 6.Be2 Nf6 7.O-O
Be7 8.Be3 O-O 9.f4 Bd7 10.Nb3 Qc7 11.Bf3 Rfd8 12.Qe1 Be8
13.Kh1 Nd7 14.Nb5 Qb8 15.c4 Nc5 16.Qf2 a6 17.Nc3 Qc7 18.Rfd1
b6 19.Rac1 Rab8 20.Nd4 Bf6 21.g3 h6 22.Kg2 Nb4 23.Qe2 Rbc8
24.h4 Qb8 25.Bf2 Nc6 26.Nxc6 Bxc6 27.b4 Na4 28.Nxa4 Bxa4
29.Rd2 a5 30.a3 axb4 31.axb4 b5 32.c5 dxc5 33.e5 Be7 34.Rxd8+
Rxd8 35.Bxc5 Bxc5 36.bxc5 Bb3 37.c6 Bc4 38.Qf2 Qc7 39.Ra1 Bd5
40.Qc5 Bxf3+ 41.Kxf3 Rd5 42.Ra7 Rxc5 43.Rxc7 h5 44.Ke4 b4
45.Kd4 Rc3 46.Rb7 Rxc6 47.Rxb4 Kh7 48.Rb3 Kh6 49.Ke4 Rc7
50.Ra3 Rb7 51.Rc3 Ra7 52.Rb3 Kg6 53.Rc3 f6 54.exf6 gxf6 55.Rb3
Ra4+ 56.Kf3 Kf5 57.Rc3 e5 58.fxe5 fxe5 59.Rb3 Ra5 60.Re3 Rb5
61.Ra3 e4 62.Ke3 Rd5 63.Rb3 Ke5 64.Ra3 Rb5 65.Rc3 Ra5 66.Rb3
Kf5 67.Rc3 Rd5 68.Ra3 Ke5 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.26"]
[EventDate "1980.03.16"]
[Round "9"]
[Result "1/2-1/2"]
[White "Leonid Alexandrovich Shamkovich"]
[Black "Joel Benjamin"]
[ECO "E94"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "190"]

1.c4 g6 2.Nc3 Bg7 3.d4 d6 4.e4 Nf6 5.Nf3 O-O 6.Be2 e5 7.O-O
Nbd7 8.Re1 h6 9.Rb1 Nh7 10.dxe5 dxe5 11.b4 c6 12.Be3 Qe7
13.Qd2 h5 14.Red1 Re8 15.a3 Ndf8 16.Bc5 Qf6 17.Bd6 Bg4 18.Ne1
Bxe2 19.Nxe2 Ng5 20.Qc2 h4 21.h3 Nfe6 22.Rb3 Nf4 23.Nxf4 Qxf4
24.Re3 Ne6 25.c5 Rad8 26.Nf3 a6 27.Rde1 f6 28.Qa2 Kh7 29.Nh2
Qg5 30.Ng4 Rd7 31.g3 hxg3 32.fxg3 Qh5 33.Kg2 Ng5 34.Rh1 Nf7
35.Rd3 f5 36.Nf2 Red8 37.Rhd1 Ng5 38.g4 Qh4 39.exf5 gxf5
40.gxf5 Rf7 41.Rg3 Rxf5 42.Qc2 e4 43.Be7 Rxd1 44.Bxg5 Rxg5
45.Nxe4 Rxg3+ 46.Nxg3 Kh8 47.Qxd1 Be5 48.Qh5+ Qxh5 49.Nxh5 a5
50.bxa5 Bd4 51.Nf4 Bxc5 52.Ne6 Be7 53.Kf3 Kg8 54.Ke4 Kf7
55.Ke5 Ke8 56.Kd4 Kd7 57.Nc5+ Kc8 58.a4 Kc7 59.Kc4 Kb8 60.a6
b6 61.Nd7+ Ka7 62.Ne5 Kxa6 63.Nxc6 Bh4 64.Nd4 Bf2 65.Nb5 Ka5
66.Kb3 Bh4 67.Nd4 Ka6 68.Kb4 Be1+ 69.Ka3 Bf2 70.Nb3 Be1 71.Kb2
Kb7 72.Kc2 Kc6 73.Kd3 Kd5 74.Nd4 Kc5 75.Nc2 Bh4 76.Kc3 Bd8
77.Na3 Bf6+ 78.Kb3 Bh4 79.Nb5 Be7 80.Nc3 Bd8 81.Ne4+ Kd5
82.Nf2 Be7 83.Nd3 Kd4 84.Nf4 Kc5 85.Ng6 Bd8 86.Nf8 Be7 87.Nd7+
Kc6 88.Ne5+ Kc5 89.Nd3+ Kd4 90.Kc2 Bh4 91.Nb4 Kc4 92.Nd3 Kd4
93.Nb2 Kc5 94.Kb3 Be7 95.Nd3+ Kd4 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.26"]
[EventDate "1980.03.16"]
[Round "9"]
[Result "1/2-1/2"]
[White "Arthur Bisguier"]
[Black "Peter Biyiasas"]
[ECO "C77"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "57"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.Qe2 Be7 6.c3 d6 7.d4
Bd7 8.O-O O-O 9.Bc2 Bg4 10.Rd1 Nd7 11.h3 Bxf3 12.Qxf3 Bg5
13.Na3 Bxc1 14.Raxc1 Qg5 15.dxe5 Ncxe5 16.Qe2 Nf6 17.Nc4 Ng6
18.Qe3 Nf4 19.Qf3 Ng6 20.g3 Rae8 21.Ne3 Nh4 22.Qh1 h5 23.Re1
Ng6 24.h4 Qb5 25.Rb1 Ne5 26.Qg2 Nd3 27.Red1 Nc5 28.f3 a5
29.Qd2 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.26"]
[EventDate "1980.03.16"]
[Round "9"]
[Result "1-0"]
[White "Jay E Whitehead"]
[Black "Nick DeFirmian"]
[ECO "B50"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "61"]

1.e4 c5 2.Nf3 d6 3.Nc3 a6 4.g3 Nc6 5.Bg2 g6 6.O-O Bg7 7.d3 e5
8.Nd5 Nge7 9.Bg5 h6 10.Bf6 O-O 11.Nxe7+ Nxe7 12.Bxg7 Kxg7
13.c3 Nc6 14.Nd2 Qe7 15.f4 f6 16.Nc4 Be6 17.Ne3 Bg8 18.h4 exf4
19.gxf4 Kh8 20.h5 Bh7 21.hxg6 Bxg6 22.Qg4 Qg7 23.Rf3 f5 24.Qh4
fxe4 25.dxe4 Bxe4 26.Rg3 Qh7 27.Bxe4 Qxe4 28.Qxh6+ Qh7
29.Qxh7+ Kxh7 30.Kg2 Rf6 31.Nf5 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.26"]
[EventDate "1980.03.16"]
[Round "9"]
[Result "1/2-1/2"]
[White "Ron W Henley"]
[Black "Eugenio Torre"]
[ECO "A43"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "17"]

1.d4 c5 2.d5 d6 3.e4 Nf6 4.Nc3 g6 5.Be2 Bg7 6.Nf3 O-O 7.O-O
Na6 8.Bf4 Nc7 9.a4 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.26"]
[EventDate "1980.03.16"]
[Round "9"]
[Result "1-0"]
[White "John Fedorowicz"]
[Black "Julio Argentino Kaplan Pera"]
[ECO "B80"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "65"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be3 a6 7.Qf3
Nc6 8.O-O-O Bd7 9.Qg3 Qb8 10.f4 b5 11.e5 dxe5 12.Nxc6 Bxc6
13.fxe5 b4 14.Ne2 Ne4 15.Qf4 g5 16.Qf3 h5 17.Ng3 Qb7 18.Nxh5
f5 19.exf6 Kf7 20.Qg4 Nc3 21.Bc4 Re8 22.bxc3 bxc3 23.Bb3 Bxg2
24.Ng3 Bxh1 25.Nxh1 Rh4 26.Qxg5 Rxh2 27.Nf2 Bh6 28.Qe5 Bxe3+
29.Qxe3 Qc7 30.Ne4 Rd8 31.Rg1 Rg8 32.Ng5+ Rxg5 33.Qxg5 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.26"]
[EventDate "1980.03.16"]
[Round "9"]
[Result "1-0"]
[White "Anthony Miles"]
[Black "Efim Geller"]
[ECO "A13"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "75"]

1.c4 e6 2.g3 d5 3.Bg2 Nf6 4.Nf3 Be7 5.b3 O-O 6.Bb2 c5 7.O-O
Nc6 8.e3 d4 9.exd4 cxd4 10.Re1 Re8 11.a3 a5 12.d3 Bc5 13.Nbd2
e5 14.Ng5 Bg4 15.Bf3 Bxf3 16.Qxf3 h6 17.Nge4 Nxe4 18.Nxe4 Bf8
19.Bc1 Re6 20.h4 Be7 21.h5 Qf8 22.Qf5 Rb8 23.g4 b5 24.Kh2 bxc4
25.bxc4 Rb3 26.Rg1 Bxa3 27.Rxa3 Rxa3 28.Bxa3 Qxa3 29.g5 Qf8
30.Nf6+ gxf6 31.gxh6 Kh8 32.Rg7 Qxg7 33.hxg7 Kxg7 34.Qg4+ Kh7
35.h6 Kxh6 36.Qg8 Re7 37.Qc8 Re6 38.Qh8+ 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.26"]
[EventDate "1980.03.16"]
[Round "9"]
[Result "1/2-1/2"]
[White "Michael Wilder"]
[Black "Larry Christiansen"]
[ECO "A07"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "106"]

1.Nf3 g6 2.g3 Bg7 3.Bg2 c5 4.O-O Nc6 5.d3 d6 6.e4 Bg4 7.h3
Bxf3 8.Qxf3 Nf6 9.Nc3 O-O 10.Bg5 h6 11.Be3 Rb8 12.Qd1 b5
13.Qd2 Kh7 14.a3 b4 15.axb4 cxb4 16.Ne2 d5 17.Nd4 Nxd4 18.Bxd4
dxe4 19.Bxa7 Rb5 20.Rfe1 exd3 21.Be3 e6 22.Bc6 Ra5 23.cxd3
Rxa1 24.Rxa1 Qd6 25.Bg2 Rd8 26.Rc1 b3 27.Rc3 Qb4 28.Qc1 Nd5
29.Rc4 Qe7 30.Bc5 Qd7 31.d4 Ra8 32.Qd1 Qb5 33.Bxd5 exd5 34.Rb4
Qd7 35.Kg2 Ra2 36.Rxb3 Qa4 37.Qd3 Qd7 38.Qf3 Ra1 39.Rd3 Qb5
40.b4 Re1 41.Kh2 Re4 42.Re3 f5 43.Rxe4 dxe4 44.Qb3 Qf1 45.Qe3
h5 46.d5 h4 47.Bd6 Qd3 48.Qc5 hxg3 49.Bxg3 g5 50.d6 f4 51.Qf5+
Kh6 52.Qe6+ Kh7 53.Qf5+ Kh6 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.26"]
[EventDate "1980.03.16"]
[Round "9"]
[Result "1/2-1/2"]
[White "Miguel A Quinteros"]
[Black "Margeir Petursson"]
[ECO "A07"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "67"]

1.Nf3 Nf6 2.g3 c5 3.Bg2 Nc6 4.O-O d5 5.d3 g6 6.Nbd2 Bg7 7.e4
O-O 8.Re1 Qc7 9.c3 dxe4 10.dxe4 Rd8 11.Qc2 Ng4 12.Nc4 Nce5
13.Nfxe5 Nxe5 14.Bf4 b6 15.Bxe5 Bxe5 16.f4 Bg7 17.e5 Bb7
18.Rad1 Bxg2 19.Qxg2 Rxd1 20.Rxd1 Rd8 21.Rd5 Bf8 22.Qd2 Rxd5
23.Qxd5 e6 24.Qa8 Kg7 25.Qe8 Qb7 26.Nd6 Bxd6 27.exd6 Qd5
28.Qe7 h5 29.d7 Qd1+ 30.Kf2 Qd2+ 31.Kf3 Qd3+ 32.Kf2 Qd2+
33.Kf3 Qd3+ 34.Kf2 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.26"]
[EventDate "1980.03.16"]
[Round "9"]
[Result "1/2-1/2"]
[White "John A Grefe"]
[Black "Vitaly F Zaltsman"]
[ECO "B19"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "26"]

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.h4 h6 7.Nf3
Nd7 8.h5 Bh7 9.Bd3 Bxd3 10.Qxd3 e6 11.Bd2 Qc7 12.O-O-O O-O-O
13.Ne4 Ngf6 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.26"]
[EventDate "1980.03.16"]
[Round "9"]
[Result "0-1"]
[White "Larry Kaufman"]
[Black "Svetozar Gligoric"]
[ECO "B06"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "148"]

1.d4 g6 2.e4 Bg7 3.Nf3 d6 4.Bc4 Nf6 5.Qe2 O-O 6.e5 dxe5 7.dxe5
Nd5 8.h3 Nb6 9.Bb3 Nc6 10.O-O Nd4 11.Nxd4 Qxd4 12.Re1 a5 13.a4
c6 14.Nd2 Nd5 15.Nf3 Qc5 16.Ra3 b5 17.Bxd5 Qxd5 18.Rd3 Qc5
19.Be3 Qb4 20.axb5 Qxb5 21.Rb3 Qxe2 22.Rxe2 Be6 23.Rb7 Rfb8
24.Rxb8+ Rxb8 25.Bd4 a4 26.Bc3 Bd5 27.Ne1 e6 28.Nd3 Bf8 29.Bd4
Bc4 30.Re1 Bxd3 31.cxd3 Rb3 32.Ra1 a3 33.bxa3 Rxd3 34.Bb2 Bc5
35.Rc1 Bxf2+ 36.Kxf2 Rd2+ 37.Kf3 Rxb2 38.Rxc6 Rb3+ 39.Kf4 Rxa3
40.Rc5 Ra4+ 41.Kf3 g5 42.g3 h5 43.Rb5 Ra3+ 44.Kf2 Kg7 45.Rc5
Kg6 46.Kg2 Rd3 47.Rc2 Re3 48.Rc5 h4 49.gxh4 gxh4 50.Kh2 Re2+
51.Kg1 Kg7 52.Ra5 Re3 53.Kh2 Rg3 54.Ra2 Rg5 55.Re2 Kf8 56.Re1
Ke7 57.Re2 Rf5 58.Re3 Kd7 59.Re4 Kc6 60.Rxh4 Kd5 61.Kg3 Kxe5
62.Ra4 Rg5+ 63.Kf3 f5 64.Ra5+ Kf6 65.Ra6 Rg1 66.Ra8 Rb1 67.Rh8
Rb3+ 68.Kf2 Ke5 69.h4 Kf4 70.h5 e5 71.h6 e4 72.h7 Rb7 73.Kg2
e3 74.Kg1 Kf3 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.26"]
[EventDate "1980.03.16"]
[Round "9"]
[Result "1-0"]
[White "Florin Gheorghiu"]
[Black "Bozidar Ivanovic"]
[ECO "E70"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "121"]

1.d4 g6 2.c4 Bg7 3.Nc3 Nf6 4.e4 O-O 5.Be3 c5 6.dxc5 Na6 7.f3
Qc7 8.Nb5 Qc6 9.Ne2 Ne8 10.Qd2 Nxc5 11.Ned4 Qa6 12.b4 Ne6
13.Rc1 f5 14.c5 Nxd4 15.Bxd4 Qc6 16.Bc4+ Kh8 17.Bxg7+ Nxg7
18.O-O a5 19.a3 axb4 20.axb4 Ra4 21.Rfe1 f4 22.Nd4 Qc7 23.Bb3
Ra8 24.e5 b6 25.Re4 g5 26.e6 bxc5 27.exd7 Bxd7 28.Rxc5 Ra1+
29.Kf2 Qb6 30.Nc2 Ra7 31.Rxe7 Be6 32.Rxa7 Qxa7 33.Qc3 Bxb3
34.Qxb3 Re8 35.Qc3 Qa6 36.b5 Qb6 37.Nd4 Qa7 38.Rc8 Qa2+ 39.Qc2
Qd5 40.Rxe8+ Nxe8 41.Qb2 Kg8 42.b6 Nd6 43.Qc3 Qf7 44.Qb4 Qe7
45.Qb3+ Kg7 46.Qc3 Kh6 47.g4 fxg3+ 48.hxg3 Qf6 49.Kg2 Kg6
50.Qc2+ Kg7 51.Qc3 Kg6 52.g4 h5 53.Nb5 Qxc3 54.Nxc3 Nb7 55.Ne4
Nd8 56.Nc5 Nc6 57.b7 Nb8 58.Ne4 Nc6 59.gxh5+ Kxh5 60.Nf6+ Kg6
61.Nd7 1-0

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.26"]
[EventDate "1980.03.16"]
[Round "9"]
[Result "0-1"]
[White "Jon Loftur Arnason"]
[Black "Oscar Panno"]
[ECO "B42"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "70"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 g6 6.Be3 Bg7 7.Nc3
Nc6 8.Be2 d5 9.exd5 exd5 10.O-O Nge7 11.Na4 O-O 12.c3 Re8
13.Re1 Ne5 14.Nc2 Be6 15.Nc5 Nf5 16.Nxb7 Qb8 17.Nc5 Qxb2
18.Na4 Nxe3 19.Nxe3 Qa3 20.Qb3 Qf8 21.Qc2 Nc4 22.Bf3 Nxe3
23.Rxe3 Rac8 24.Qd1 Red8 25.Rd3 d4 26.cxd4 Bf5 27.Rd2 Rc4
28.Rc1 Rxc1 29.Qxc1 Bh6 30.Qd1 Bxd2 31.Qxd2 Qa3 32.Nc3 Rc8
33.Nd1 Qd3 34.Qb4 Be4 35.Qb7 Bxb7 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.26"]
[EventDate "1980.03.16"]
[Round "9"]
[Result "1/2-1/2"]
[White "Victor J Frias Pablaza"]
[Black "Evan Michaelides"]
[ECO "A04"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "49"]

1.Nf3 c5 2.c4 Nf6 3.Nc3 e6 4.g3 b6 5.Bg2 Bb7 6.O-O d6 7.Re1
Be7 8.e4 O-O 9.d4 cxd4 10.Nxd4 Qc8 11.b3 a6 12.Bb2 Nbd7 13.Rc1
Qc7 14.g4 g6 15.h3 Rad8 16.Qd2 Qb8 17.Qh6 Rfe8 18.Rcd1 Qa8
19.Re2 Nc5 20.f3 e5 21.Nc2 b5 22.Nd5 bxc4 23.Nxe7+ Rxe7
24.bxc4 Na4 25.Ne3 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.26"]
[EventDate "1980.03.16"]
[Round "9"]
[Result "0-1"]
[White "Mark Ginsburg"]
[Black "Bruce Rind"]
[ECO "B21"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "100"]

1.e4 c5 2.f4 g6 3.Nf3 Bg7 4.Nc3 Nc6 5.Bb5 Nd4 6.Bd3 d6 7.Nxd4
cxd4 8.Ne2 Nf6 9.b3 Qb6 10.a4 O-O 11.a5 Qc7 12.O-O Bd7 13.Bb2
Bc6 14.Ng3 Nd7 15.Qe1 Nc5 16.Bc4 Nxe4 17.Nxe4 d5 18.d3 dxc4
19.bxc4 e6 20.Nd2 Rfe8 21.Qh4 b6 22.axb6 axb6 23.Nb3 b5
24.Bxd4 bxc4 25.Bxg7 Kxg7 26.dxc4 Be4 27.Rae1 Qxc4 28.Nd2 Qd4+
29.Rf2 Bxc2 30.Nf3 Qc3 31.Rfe2 Bb3 32.Re3 Qb2 33.f5 Bd5
34.fxg6 fxg6 35.R1e2 Ra1+ 36.Kf2 Qf6 37.Qg4 Rc1 38.Re5 Rf8
39.R2e3 Rc5 40.Qg3 Ra8 41.Re2 Ra3 42.Qg5 Rxf3+ 43.gxf3 Qxf3+
44.Ke1 Qh1+ 45.Kf2 Qf3+ 46.Ke1 Qh1+ 47.Kf2 Qxh2+ 48.Ke1 Qh1+
49.Kf2 Rc7 50.Qd2 Qg2+ 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.26"]
[EventDate "1980.03.16"]
[Round "9"]
[Result "1/2-1/2"]
[White "Vladimir Mikhailovich Liberzon"]
[Black "Anatoly Lein"]
[ECO "B54"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "69"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 d6 5.Nc3 e6 6.Be3 Bd7
7.Ndb5 Qb8 8.Bf4 e5 9.Be3 Nf6 10.Bg5 a6 11.Bxf6 gxf6 12.Na3 b5
13.Nd5 Bg7 14.Bd3 Ne7 15.Nxe7 Kxe7 16.c3 Bh6 17.Nc2 Qg8 18.g3
Qg6 19.Nb4 Kf8 20.O-O Bg5 21.Be2 Bh3 22.Bg4 Bxf1 23.Bf5 Qg8
24.Qxd6+ Kg7 25.Rxf1 Qd8 26.Bd7 Ra7 27.Rd1 Qc7 28.Qxc7 Rxc7
29.Nxa6 Rb7 30.Nc5 Ra7 31.h4 Bh6 32.a3 Rd8 33.Rd3 Rc7 34.b4
Ra7 35.Rd5 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.26"]
[EventDate "1980.03.16"]
[Round "9"]
[Result "1/2-1/2"]
[White "John A Peters"]
[Black "Evgenij Ermenkov"]
[ECO "B85"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "73"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.f4 a6 7.Be2
Be7 8.O-O O-O 9.Be3 Nc6 10.a4 Qc7 11.Kh1 Rd8 12.Qe1 Nxd4
13.Bxd4 e5 14.Bg1 b6 15.Qf2 exf4 16.Qxb6 Qb8 17.Rxf4 Be6
18.Qxb8 Rdxb8 19.b3 Rc8 20.Bd4 Nd7 21.Bd1 Ne5 22.Nd5 Bxd5
23.exd5 Bf6 24.Rf1 a5 25.c4 Re8 26.Bc2 Nd7 27.Bxf6 Nxf6
28.Rfe1 g6 29.Kg1 Kg7 30.Rab1 Nd7 31.Kf2 Nc5 32.Re3 f5 33.Rbe1
Rxe3 34.Rxe3 Kf6 35.g3 h5 36.h3 Rh8 37.h4 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.26"]
[EventDate "1980.03.16"]
[Round "9"]
[Result "1/2-1/2"]
[White "Dusan Rajkovic"]
[Black "Steven M Odendahl"]
[ECO "C93"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "24"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3
d6 8.c3 O-O 9.h3 h6 10.d4 Re8 11.Nbd2 Bf8 12.Bc2 Bb7 1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.26"]
[EventDate "1980.03.16"]
[Round "9"]
[Result "1/2-1/2"]
[White "Douglas Root"]
[Black "Samuel Reshevsky"]
[ECO "A46"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "55"]

1.d4 Nf6 2.Nf3 e6 3.Nbd2 c5 4.e3 b6 5.Bd3 cxd4 6.exd4 Bb7
7.O-O Be7 8.b3 O-O 9.Bb2 d6 10.c4 Nbd7 11.Qe2 Re8 12.Rfe1 Bf8
13.Rad1 g6 14.Ne4 Rc8 15.Nxf6+ Nxf6 16.Qe3 Bg7 17.Ba3 Qc7
18.Rc1 e5 19.Be2 exd4 20.Qxd4 Ne4 21.Qd3 Re7 22.Nd4 a6 23.Bf3
Nc5 24.Qd2 Rce8 25.Rxe7 Qxe7 26.Bxb7 Bxd4 27.Bf3 Qe5 28.g3
1/2-1/2

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.03.26"]
[EventDate "1980.03.16"]
[Round "9"]
[Result "0-1"]
[White "Perry Youngworth"]
[Black "Vladimir Raicevic"]
[ECO "D37"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "78"]

1.d4 e6 2.c4 d5 3.Nc3 Nf6 4.Nf3 Be7 5.Bf4 dxc4 6.e3 Nd5 7.Bxc4
Nxf4 8.exf4 O-O 9.Bd3 Nd7 10.Qe2 Nf6 11.O-O-O Nd5 12.Nxd5 exd5
13.Ne5 Bd6 14.h4 Qf6 15.Qf3 Bf5 16.g3 c6 17.Kb1 Rfe8 18.h5 Re7
19.g4 Bxd3+ 20.Rxd3 Rae8 21.Re3 Bc7 22.Rd1 Qd6 23.h6 Qxh6
24.Rh1 Qf6 25.Qh3 h6 26.g5 Qxf4 27.gxh6 Bxe5 28.dxe5 Qxh6
29.Qxh6 gxh6 30.Rg3+ Kh7 31.f4 Re6 32.Rgh3 Kg7 33.Kc2 Rg6
34.Kc3 Rg4 35.Rf1 Kg6 36.Kd3 h5 37.Ke3 h4 38.Kf3 Kf5 39.Ke3
Reg8 0-1

[Event "Lone Pine"]
[Site "Lone Pine, CA USA"]
[Date "1980.04.23"]
[EventDate "1980.03.16"]
[Round "6"]
[Result "0-1"]
[White "Jon Loftur Arnason"]
[Black "Lev Alburt"]
[ECO "B03"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "90"]

1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Bc4 Nb6 5.Bb3 Bf5 6.Qf3 Qc8 7.Nh3
Nc6 8.c3 e6 9.Ng5 Be7 10.Qg3 Qd7 11.O-O dxe5 12.dxe5 Qd3
13.Nf3 O-O-O 14.Re1 h6 15.Be3 Nd5 16.Nbd2 g5 17.Nc4 Bh7
18.Rad1 Qf5 19.Ba4 g4 20.Nd4 Nxd4 21.Bxd4 Qf4 22.Ne3 Qxg3
23.hxg3 h5 24.Bb3 Nb6 25.Nc4 Nd7 26.Rd2 Bg6 27.Bd1 Bg5 28.Be3
Bxe3 29.Rxe3 b5 30.Na3 Nb6 31.Rxd8+ Rxd8 32.Bb3 a6 33.Re2 c5
34.Kh2 Kc7 35.Bc2 Bd3 36.Rd2 Bxc2 37.Rxc2 Rd1 38.Re2 Ra1 39.b3
Nd5 40.c4 Nc3 41.Rb2 b4 42.Nc2 Rxa2 43.Rxa2 Nxa2 44.f3 Nc1
45.fxg4 hxg4 0-1

