[Event "Example No. 1 - Black to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "1. The Knight Fork"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "8/8/3q4/6k1/4N3/8/8/K7 b - - 0 1"]
[PlyCount "0"]
[EventDate "2002.10.30"]
[SourceDate "2002.10.30"]

 *

[Event "Example No. 2 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "The Knight Fork"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "r1bqr1k1/1pp3pp/p4p2/3p4/3Qn3/1PN5/PBn1BPPP/R3K2R w KQ - 0 1"]
[PlyCount "0"]
[EventDate "2002.10.30"]
[SourceDate "2002.10.30"]

 *

[Event "Puzzle No. 1 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "The Knight Fork"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "r1q3k1/5ppp/1p6/p2N4/4P3/P4R1P/1P2Q1P1/6K1 w - - 0 1"]
[PlyCount "3"]
[EventDate "2002.10.30"]
[SourceDate "2002.10.30"]

1. Ne7+ Kf8 2. Nxc8 *

[Event "Puzzle No. 2 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "The Knight Fork"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "r4k2/pbp1q1r1/np1ppp1Q/3PN1p1/2P5/2R1P1PP/PP2B1P1/5RK1 w - - 0 1"]
[PlyCount "1"]
[EventDate "2002.10.30"]
[SourceDate "2002.10.30"]

1. Ng6+ *

[Event "Puzzle No. 3 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "The Knight Fork"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "4r2k/7p/1p4p1/2p5/5PN1/PP4PP/3B4/6K1 w - - 0 1"]
[PlyCount "5"]
[EventDate "2002.10.30"]
[SourceDate "2002.10.30"]

1. Bc3+ Kg8 2. Nf6+ Kf8 3. Nxe8 *

[Event "Puzzle No. 4 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "The Knight Fork"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "r2qk2r/pp3ppp/2n5/1N1bp3/8/4B2P/PP1Q1PP1/R4RK1 w kq - 0 1"]
[PlyCount "5"]
[EventDate "2002.10.30"]
[SourceDate "2002.10.30"]

1. Qxd5 Qxd5 2. Nc7+ Kd7 3. Nxd5 *

[Event "Puzzle No. 5 - Black to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "The Knight Fork"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "r1bqk2r/pppp1ppp/5n2/2b1n3/4P3/1BP3Q1/PP3PPP/RNB1K1NR b KQkq - 0 1"]
[PlyCount "3"]
[EventDate "2002.10.30"]
[SourceDate "2002.10.30"]

1... Bxf2+ 2. Kxf2 (2. Qxf2 Nd3+) 2... Nxe4+ *

[Event "Puzzle No. 6 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "The Knight Fork"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "rn1qkb1r/ppp1pppp/5n2/8/2B3b1/2N2N2/PPPP1PPP/R1BQK2R w KQkq - 0 1"]
[PlyCount "5"]
[EventDate "2002.10.30"]
[SourceDate "2002.10.30"]

1. Bxf7+ Kd7 (1... Kxf7 2. Ne5+ Ke8 3. Nxg4) 2. Ne5+ Kd6 3. Nxg4 *

[Event "Puzzle No. 7 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "The Knight Fork"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "6k1/4bpp1/p1b1pn2/1p2q1N1/1P5Q/2N3P1/PB2PP1P/6K1 w - - 0 1"]
[PlyCount "4"]
[EventDate "2002.10.30"]
[SourceDate "2002.10.30"]

1. Qh8+ Kxh8 2. Nxf7+ Kg8 *

[Event "Puzzle No. 8 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "The Knight Fork"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "k7/1R1p1q2/p7/N7/3p4/8/1K1P4/8 w - - 0 1"]
[PlyCount "3"]
[EventDate "2002.10.30"]
[SourceDate "2002.10.30"]

1. Nc6 dxc6 (1... Kxb7 2. Nd8+ Kb6 3. Nxf7) 2. Rxf7 *

[Event "Example No. 3 "]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "2. The Pin"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "4rk2/8/8/8/8/8/4Q3/4K3 w - - 0 1"]
[PlyCount "0"]

 *

[Event "Example No. 4"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "The Pin"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "7k/K7/8/8/1B6/2n5/8/4q3 b - - 0 1"]
[PlyCount "0"]

 *

[Event "Puzzle No. 9 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "The Pin"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "8/5kp1/4qp2/1B2b3/8/1P3Q2/5P2/6K1 w - - 0 1"]
[PlyCount "1"]
[SourceDate "2002.10.30"]

1. Bc4 *

[Event "Puzzle No. 10 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "The Pin"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "8/4k2p/5pb1/4r3/7B/8/5P2/4R1K1 w - - 0 1"]
[PlyCount "1"]
[SourceDate "2002.10.30"]

1. Rxe5+ *

[Event "Puzzle No. 11 - Black to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "The Pin"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "3r1rk1/1p3ppp/8/p1b5/3qB3/3P3P/3Q1PP1/5RK1 b - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.30"]

1... Qxe4 2. dxe4 Rxd2 *

[Event "Puzzle No. 12 - Black to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "The Pin"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "r2r2k1/pp3pbp/1qp3p1/4P3/BP6/P1Q5/2P2PPP/R3K2R b KQ - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.30"]

1... Bxe5 2. Qxe5 (2. Qf3 Bxa1) 2... Re8 *

[Event "Puzzle No. 13 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "The Pin"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "3r2k1/1p5p/6p1/p2q1p2/P1Q5/1P5P/1P6/5RK1 w - - 0 1"]
[PlyCount "5"]
[SourceDate "2002.10.30"]

1. Rd1 Qxc4 2. Rxd8+ (2. bxc4 $4 Rxd1+) 2... Kf7 3. bxc4 *

[Event "Puzzle No. 14 - Black to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "The Pin"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "3R1rk1/8/5Qpp/2p5/2P1p1q1/P3P3/1P2PK2/8 b - - 0 1"]
[PlyCount "1"]
[SourceDate "2002.10.30"]

1... Qh4+ *

[Event "Puzzle No. 15 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "The Pin"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "3RQB2/1p6/2p5/1k2r3/8/8/6PK/4q3 w - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.30"]

1. Rd5+ Kc4 (1... Rxd5 2. Qxe1) 2. Rxe5 *

[Event "Puzzle No. 16 - Black to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "The Pin"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "r4n2/p1p1b1rk/8/3pP3/P3p3/2P3Bq/1P2QP2/RN3RK1 b - - 0 1"]
[PlyCount "1"]
[SourceDate "2002.10.30"]

1... Bc5 *

[Event "Example No. 5 - Black to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "3. The Skewer"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "8/3q4/8/8/3k4/8/8/3R3K b - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.10.31"]

 *

[Event "Example No. 6 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "The Skewer"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "8/1bk5/8/2KR4/7P/8/3P4/7N w - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.10.31"]

 *

[Event "Puzzle No. 17 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "The Skewer"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "8/7p/5B2/7P/3p4/3Pk1K1/8/2q5 w - - 0 1"]
[PlyCount "1"]
[SourceDate "2002.10.31"]

1. Bg5+ *

[Event "Puzzle No. 18 - Black to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "The Skewer"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "r2r2k1/ppp1Qppp/1q3n2/8/8/2P4P/PP3PP1/RN2R1K1 b - - 0 1"]
[PlyCount "1"]
[SourceDate "2002.10.31"]

1... Re8 *

[Event "Puzzle No. 19 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "The Skewer"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "R2K4/8/3k4/7r/8/8/8/8 w - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.31"]

1. Ra6+ Kc5 2. Ra5+ *

[Event "Puzzle No. 20 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "The Skewer"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "rn1q1bnr/pb3k2/2p1pP1p/1p6/2pP4/8/PP1N1PPP/R1BQKB1R w KQ - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.31"]

1. Qh5+ Kxf6 2. Qh4+ *

[Event "Puzzle No. 21 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "The Skewer"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "q3N3/8/7p/7K/4kp2/1pQ5/8/8 w - - 0 1"]
[PlyCount "4"]
[SourceDate "2002.10.31"]

1. Nd6+ (1. Qf3+ Kxf3) 1... Kd5 2. Qf3+ Kxd6 *

[Event "Puzzle No. 22 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "The Skewer"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "7Q/8/3k4/2Np4/4p1K1/8/3q4/8 w - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.31"]

1. Nxe4+ dxe4 2. Qd8+ *

[Event "Puzzle No. 23 - Black to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "The Skewer"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "7R/5k2/8/8/8/r7/2K4p/8 b - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.31"]

1... Ra1 2. Rxh2 Ra2+ *

[Event "Puzzle No. 24 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "The Skewer"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "K7/1P6/8/8/1k6/8/2Q5/7q w - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.31"]

1. Qb1+ Qxb1 2. b8=Q+ *

[Event "Example No. 7 "]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "4. More Forks"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "4k3/5n2/8/4p3/3N1R1b/8/8/5K2 b - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.10.31"]

 *

[Event "Example No. 8 "]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "More Forks"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "6k1/3b4/8/KP6/3Q4/7P/8/6r1 w - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.10.31"]

 *

[Event "Puzzle No. 25 - White to move "]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "More Forks"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "8/8/8/8/8/2K5/k5r1/3Q4 w - - 0 1"]
[PlyCount "1"]
[SourceDate "2002.10.31"]

1. Qd5+ *

[Event "Puzzle No. 26 - White to move "]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "More Forks"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "r3kb1r/2p1qppp/p1ppbn2/6B1/B3P3/2N5/PPP2PPP/R2Q1RK1 w kq - 0 1"]
[PlyCount "1"]
[SourceDate "2002.10.31"]

1. Bxc6+ *

[Event "Puzzle No. 27 - White to move "]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "More Forks"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "8/2p3p1/3p1r1k/7r/5P2/8/1P1R2P1/1K1R4 w - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.31"]

1. g4 Rb5 2. g5+ *

[Event "Puzzle No. 28 - Black to move "]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "More Forks"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "r1bq1rk1/pp1pbppp/2p2n2/8/2BPN3/8/PPP1QPPP/R1B2RK1 b - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.31"]

1... Nxe4 (1... d5 2. Nxf6+) 2. Qxe4 d5 *

[Event "Puzzle No. 29 - White to move "]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "More Forks"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "k7/8/3R4/8/8/1b6/3K4/8 w - - 0 1"]
[PlyCount "1"]
[SourceDate "2002.10.31"]

1. Kc3 (1. Kc3 Ba4 2. Ra6+) (1. Kc3 Ba2 2. Ra6+) (1. Kc3 Bg8 2. Rd8+) (1. Kc3
Bf7 2. Rd8+ Kb7 3. Rd7+) *

[Event "Puzzle No. 30 - White to move "]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "More Forks"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "r3k2r/ppp2ppp/2n1bq2/2b3N1/2pp4/8/PPP2PPP/RNBQR1K1 w kq - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.31"]

1. Nxe6 fxe6 2. Qh5+ *

[Event "Puzzle No. 31 - White to move "]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "More Forks"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "r1bq1rk1/p1p1bppp/1p2pn2/6B1/3P4/3B1N2/PPP1QPPP/R3K2R w KQ - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.31"]

1. Bxf6 Bxf6 (1... gxf6 2. Qe4) 2. Qe4 (2. Qe4 Rb8 3. Qxh7#) (2. Qe4 g6 3. Qxa8
) *

[Event "Puzzle No. 32 - White to move "]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "More Forks"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "6k1/2r3pp/R1pn1p2/3p4/3P4/2P4P/B1K2PP1/8 w - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.31"]

1. Rxc6 Rxc6 2. Bxd5+ *

[Event "Example No. 9a - White to move "]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "5. Discovered Checks"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "4k3/8/8/8/8/4B3/8/4R2K w - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.10.31"]

 *

[Event "Example No. 9b - Black to move "]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Discovered Checks"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "4k3/8/8/2B5/8/8/8/4R2K b - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.10.31"]

 *

[Event "Example No. 10a - White to move "]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Discovered Checks"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "4k3/8/1p6/2n5/8/4B3/8/4R2K w - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.10.31"]

 *

[Event "Example No. 10b - Black to move "]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Discovered Checks"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "4k3/8/1p6/2B5/8/8/8/4R2K b - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.10.31"]

 *

[Event "Puzzle No. 33 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Discovered Checks"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "5rk1/5p1p/8/3p4/3PbP2/6NP/7K/6R1 w - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.31"]

1. Nxe4+ Kh8 2. Nf6 *

[Event "Puzzle No. 34 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Discovered Checks"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "rnbqkb1r/pppp1ppp/5n2/4N3/8/8/PPPPQPPP/RNB1KBNR w KQkq - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.31"]

1. Nc6+ Qe7 2. Nxe7 *

[Event "Puzzle No. 35 - Black to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Discovered Checks"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "5k2/ppp4p/2bp2p1/6P1/2P5/1P4P1/P5rP/5Q1K b - - 0 1"]
[PlyCount "1"]
[SourceDate "2002.10.31"]

1... Rf2+ *

[Event "Puzzle No. 36 - Black to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Discovered Checks"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "7k/3q2p1/8/2b5/2B5/4p3/4Q1PP/6K1 b - - 0 1"]
[PlyCount "9"]
[SourceDate "2002.10.31"]

1... Qd1+ 2. Qxd1 e2+ 3. Qd4 (3. Kh1 exd1=Q+) 3... e1=Q+ (3... Bxd4+) 4. Bf1
Bxd4+ 5. Kh1 Qxf1# *

[Event "Puzzle No. 37 - Black to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Discovered Checks"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "6k1/pp4pp/8/2b1q3/3n4/8/PPP3PP/R4QK1 b - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.31"]

1... Nf3+ (1... Ne2+ 2. Kh1 Ng3+ 3. hxg3 Qh5#) 2. Kh1 Qxh2# *

[Event "Puzzle No. 38 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Discovered Checks"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "r4nk1/pppbR3/7p/8/8/1P6/PB4PP/6K1 w - - 0 1"]
[PlyCount "17"]
[SourceDate "2002.10.31"]

1. Rg7+ Kh8 2. Rxd7+ Kg8 3. Rg7+ Kh8 4. Rxc7+ Kg8 5. Rg7+ Kh8 6. Rxb7+ Kg8 7.
Rg7+ Kh8 8. Rxa7+ Kg8 9. Rxa8 *

[Event "Puzzle No. 39 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Discovered Checks"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "1R4B1/3K1P2/8/8/8/b1k2r2/8/8 w - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.31"]

1. Rb3+ Kd4 (1... Kxb3 2. f8=Q+ Kc2 3. Qxf3) 2. Rxf3 *

[Event "Puzzle No. 40 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Discovered Checks"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "7k/5Qp1/p3p2p/1p6/4r3/3q4/6BP/6RK w - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.31"]

1. Qxg7+ Kxg7 2. Bxe4+ *

[Event "Example No. 11 - Black to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "6. Removing the Guard"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "1k3r1q/1pp3p1/p1nb4/8/7B/3Q1N2/PPP3P1/1K1R4 b - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.31"]

1... Rxf3 2. Qxf3 Qxh4 *

[Event "Puzzle No. 41 - Black to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Removing the Guard"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "r3r1k1/1p3qpp/p1n5/4BQ2/6P1/2P3KP/PP6/R3R3 b - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.31"]

1... Qxf5 2. gxf5 Nxe5 *

[Event "Puzzle No. 42 - Black to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Removing the Guard"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "3r2k1/1p3ppp/p1b5/3r3q/2Q5/4R1B1/PP3PPP/4R1K1 w - - 0 1"]
[PlyCount "5"]
[SourceDate "2002.10.31"]

1. Qxc6 bxc6 2. Re8+ Rxe8 3. Rxe8# *

[Event "Puzzle No. 43 - Black to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Removing the Guard"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "5rk1/6pp/1Qp3q1/2nb4/8/4P3/6PP/R1B2BK1 b - - 0 1"]
[PlyCount "7"]
[SourceDate "2002.10.31"]

1... Rxf1+ 2. Kxf1 Qxg2+ 3. Ke1 Nd3+ 4. Kd1 Bf3# *

[Event "Example No. 12 - Black to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Removing the Guard"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "3rR1k1/5p1p/6p1/3q4/P2Q4/7P/6P1/6K1 b - - 0 1"]
[PlyCount "2"]
[SourceDate "2002.10.31"]

1... Rxe8 2. Qxd5 *

[Event "Puzzle No. 44 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Removing the Guard"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "8/7P/8/8/5R2/3K4/1k5r/8 w - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.31"]

1. Rf2+ Rxf2 2. h8=Q+ *

[Event "Puzzle No. 45 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Removing the Guard"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "r1bqkb1r/p3pp1p/2p2np1/4p3/2B5/2N5/PPP2PPP/R1BQK2R w KQkq - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.31"]

1. Bxf7+ Kxf7 2. Qxd8 *

[Event "Puzzle No. 46 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Removing the Guard"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "r3r3/pb3k1p/1qp3pB/n3Q3/8/2P5/PP4PP/R3K2R w KQ - 0 1"]
[PlyCount "5"]
[SourceDate "2002.10.31"]

1. Rf1+ Kg8 2. Rf8+ Rxf8 3. Qg7# *

[Event "Example No. 13 - Black to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Removing the Guard"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "5rk1/1p3p1p/2q1p1p1/1R6/8/6P1/PP2QP1P/2rR2K1 b - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.31"]

1... Rxd1+ 2. Qxd1 Qxb5 *

[Event "Puzzle No. 47 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Removing the Guard"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "4rbk1/p4pp1/5n1p/2B5/8/3N3P/P4PP1/4R1K1 b - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.31"]

1... Rxe1+ 2. Nxe1 Bxc5 *

[Event "Puzzle No. 48 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Removing the Guard"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "3q1rk1/pb3p1p/1p3Qp1/1N6/5P2/1BP5/PP4PP/6K1 w - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.31"]

1. Bxf7+ Rxf7 2. Qxd8+ *

[Event "Puzzle No. 49 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Removing the Guard"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "8/1P6/5k2/3Kb3/6P1/8/8/8 w - - 0 1"]
[PlyCount "7"]
[SourceDate "2002.10.31"]

1. g5+ Kf5 2. g6 Kf6 3. g7 Kxg7 4. Kxe5 *

[Event "Example No. 14a"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "7. Rook Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "1k1R4/ppp5/8/8/8/8/8/6K1 b - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.10.31"]

 *

[Event "Example No. 14b"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Rook Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "5R1k/4R3/8/8/8/8/8/3K4 b - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.10.31"]

 *

[Event "Example No. 14c"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Rook Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "6k1/8/8/8/8/1p6/1P6/1K1r4 w - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.10.31"]

 *

[Event "Example No. 14d"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Rook Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "6k1/8/8/8/8/5b2/5P2/6Kr w - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.10.31"]

 *

[Event "Example No. 15e"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Rook Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "1k1R4/1p6/8/1N6/8/8/8/1K6 b - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.10.31"]

 *

[Event "Example No. 15f"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Rook Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "5rk1/6RR/8/8/8/8/8/6K1 b - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.10.31"]

 *

[Event "Example No. 15g"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Rook Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "6k1/8/8/8/2b5/8/1PP5/1K1r4 w - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.10.31"]

 *

[Event "Example No. 15h"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Rook Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "8/8/8/8/8/6k1/8/4r1K1 w - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.10.31"]

 *

[Event "Puzzle No. 50 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Rook Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "8/1k6/8/8/8/2R5/7R/4K3 w - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.31"]

1. Rb2+ Ka6 2. Ra3# *

[Event "Puzzle No. 51 - Black to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Rook Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "4r3/8/8/8/8/5k2/8/6K1 b - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.31"]

1... Rh8 2. Kf1 Rh1# *

[Event "Puzzle No. 52 - Black to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Rook Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "3r2k1/2Q2pp1/pp5p/8/1P6/P2q4/5PPP/2R3K1 b - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.31"]

1... Qd1+ 2. Rxd1 Rxd1# *

[Event "Puzzle No. 53 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Rook Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "6k1/6pp/8/8/6B1/8/1rr3PP/5RK1 w - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.31"]

1. Be6+ Kh8 2. Rf8# *

[Event "Puzzle No. 54 - Black to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Rook Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "2k4r/ppp1qpp1/8/2p1N3/4Q3/2P3p1/PP4P1/RNBr1RK1 b - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.31"]

1... Rh1+ 2. Kxh1 Rxf1# *

[Event "Puzzle No. 55 - Black to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Rook Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "Q7/p1p1k1pp/1b6/7q/3n1r2/8/P4PPP/RN3RK1 b - - 0 1"]
[PlyCount "5"]
[SourceDate "2002.10.31"]

1... Ne2+ 2. Kh1 Qxh2+ 3. Kxh2 Rh4# *

[Event "Puzzle No. 56 - Black to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Rook Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "r6r/pppk1ppp/2n5/2bq1n2/Q4P2/2PB4/PP4PP/RNB2R1K b - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.10.31"]

1... Ng3+ 2. hxg3 Qh5# *

[Event "Puzzle No. 57 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Rook Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "r1bq2kr/ppp2p1p/2nb3B/7Q/2pp4/2P5/PP3PPP/RN2R1K1 w - - 0 1"]
[PlyCount "5"]
[SourceDate "2002.10.31"]

1. Re8+ (1. Qg5+ Qxg5 2. Re8+ Bf8 3. Rxf8#) 1... Bf8 (1... Qxe8 2. Qg5#) 2.
Qg5+ Qxg5 3. Rxf8# *

[Event "Example No. 16a"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "8. Bishop Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "kb6/p7/8/3B4/8/8/8/2K5 b - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.11.25"]

 *

[Event "Example No. 16b"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Bishop Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "7k/7p/8/4B1R1/8/8/8/7K b - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.11.25"]

 *

[Event "Example No. 16c"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Bishop Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "8/8/8/8/3b4/1k1b4/8/K7 w - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.11.25"]

 *

[Event "Example No. 16d"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Bishop Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "4k3/8/8/8/4b3/4b3/7P/7K w - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.11.25"]

 *

[Event "Example No. 17e"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Bishop Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "6kr/7n/4B2B/8/8/8/8/6K1 b - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.11.25"]

 *

[Event "Example No. 17f"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Bishop Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "7k/7p/5B1N/8/8/8/8/6K1 b - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.11.25"]

 *

[Event "Example No. 17g"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Bishop Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "1k6/8/8/8/3b4/8/P2n4/K7 w - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.11.25"]

 *

[Event "Example No. 17h"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Bishop Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "5k2/8/8/8/4b1n1/8/5P1b/5RK1 w - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.11.25"]

 *

[Event "?"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Short Game"]
[Black "?"]
[Result "*"]
[ECO "C27"]
[PlyCount "17"]
[SourceDate "2002.11.25"]

1. e4 e5 2. Nc3 Nf6 3. Bc4 Nxe4 4. Nf3 Nxc3 5. dxc3 d6 6. O-O Bg4 7. Nxe5 Bxd1
8. Bxf7+ Ke7 9. Bg5# *

[Event "?"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Short game"]
[Black "?"]
[Result "*"]
[ECO "A80"]
[PlyCount "15"]

1. d4 f5 2. Bg5 h6 3. Bh4 g5 4. Bg3 f4 5. e3 h5 6. Bd3 Rh6 7. Qxh5+ Rxh5 8.
Bg6# *

[Event "Puzzle No. 58 - Black to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Bishop Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "Rb6/pk6/2p5/8/8/5B2/6K1/8 b - - 0 1"]
[PlyCount "2"]
[SourceDate "2002.11.25"]

1... Kxa8 2. Bxc6# *

[Event "Puzzle No. 59 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Bishop Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "q4rk1/pb3p1p/5p2/8/P7/R7/1BRP1PPP/6K1 w - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.11.25"]

1. Rg3+ Kh8 2. Bxf6# *

[Event "Puzzle No. 60 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Bishop Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "5k2/8/2B3K1/8/8/4B3/8/8 w - - 0 1"]
[PlyCount "5"]
[SourceDate "2002.11.25"]

1. Bc5+ (1. Bh6+ Ke7) 1... Kg8 2. Bd5+ Kh8 3. Bd4# *

[Event "Puzzle No. 61 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Bishop Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "3q3k/7p/5b2/6p1/2B5/2B5/5PPP/4R1K1 w - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.11.25"]

1. Re8+ Qxe8 (1... Kg7 2. Rxd8 Bxc3) 2. Bxf6# *

[Event "Puzzle No. 62 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Bishop Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "2qrk2r/3n1pp1/1p2n1p1/p7/3P4/B2B4/PP3PPP/R3R1K1 w k - 0 1"]
[PlyCount "3"]
[SourceDate "2002.11.25"]

1. Rxe6+ fxe6 2. Bxg6# *

[Event "Puzzle No. 63 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Bishop Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "5r2/1bq1Bpk1/p1n1pNp1/1p2P1Qp/1P2pP2/P7/2P3PP/6K1 w - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.11.25"]

1. Qh6+ Kxh6 2. Bxf8# *

[Event "Puzzle No. 64 - Black to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Bishop Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "2kr3r/1p3ppp/3b4/QB1p1n1q/8/2P2N2/PP4PP/R3R2K b - - 0 1"]
[PlyCount "7"]
[SourceDate "2002.11.25"]

1... Qxh2+ 2. Nxh2 Ng3+ 3. Kg1 Bc5+ 4. Re3 Bxe3# *

[Event "Puzzle No. 65 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Bishop Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "5r1k/1b3p1p/5p1r/6N1/3Q4/2B4P/6P1/1B5K w - - 0 1"]
[PlyCount "5"]
[SourceDate "2002.11.25"]

1. Qxf6+ Rxf6 (1... Kg8 2. Qg7# (2. Qh8#)) 2. Bxf6+ Kg8 3. Bxh7# *

[Event "Example No. 18a"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "9. Queen Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "k1Q5/p7/8/8/8/8/8/2K5 b - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.11.25"]

 *

[Event "Example No. 18b"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Queen Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "7r/5Q1k/7p/8/8/8/8/5K2 b - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.11.25"]

 *

[Event "Example No. 18c"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White " Queen Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "k7/8/8/8/1n6/8/q7/1KR5 w - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.11.25"]

 *

[Event "Example No. 18d"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Queen Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "6k1/8/8/8/4b3/8/6q1/6K1 w - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.11.25"]

 *

[Event "Example No. 19e"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Queen Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "k7/1Q6/2K5/8/8/8/8/8 b - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.11.25"]

 *

[Event "Example No. 19f"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Queen Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "5k1Q/8/4K3/8/8/8/8/8 b - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.11.25"]

 *

[Event "Example No. 19g"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Queen Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "2k5/8/8/8/1r6/8/1q6/K7 w - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.11.25"]

 *

[Event "Example No. 19h"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Queen Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "6k1/8/8/8/8/5p2/6q1/6K1 w - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.11.25"]

 *

[Event "Puzzle No. 66 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Queen Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "2k5/8/4K3/8/8/8/8/6Q1 w - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.11.25"]

1. Qa7 Kd8 2. Qb8# (2. Qd7#) *

[Event "Puzzle No. 67 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Queen Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "2r3k1/pp3p1p/2q4Q/8/8/1P1B4/2P3P1/6K1 w - - 0 1"]
[PlyCount "7"]
[SourceDate "2002.11.25"]

1. Bxh7+ Kh8 2. Bg6+ Kg8 3. Qh7+ Kf8 4. Qxf7# *

[Event "Puzzle No. 68 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Queen Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "8/8/8/8/4Q3/8/2K2p2/5k2 w - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.11.25"]

1. Qg4 Ke1 2. Qd1# *

[Event "Puzzle No. 69 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Queen Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "4Rnk1/p4ppp/1p5q/6Q1/2p5/8/P4PPP/6K1 w - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.11.25"]

1. Rxf8+ Kxf8 2. Qd8# *

[Event "Puzzle No. 70 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Queen Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "r2q3r/pp4pk/4QR1p/8/8/7P/6P1/6K1 w - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.11.25"]

1. Rxh6+ gxh6 2. Qf7# *

[Event "Puzzle No. 71 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Queen Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "r3r1k1/pbpn2b1/1p3qQ1/3p2N1/3P4/2N1P3/PP3PP1/R3K2R w KQ - 0 1"]
[PlyCount "3"]
[SourceDate "2002.11.25"]

1. Rh8+ Kxh8 2. Qh7# *

[Event "Puzzle No. 72 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Queen Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "r1bk3r/pp4R1/7p/5p2/6p1/2N1B1P1/PPq3P1/4Q2K w - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.11.25"]

1. Bb6+ axb6 2. Qe7# *

[Event "Puzzle No. 73 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Queen Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "1kr5/1p6/1P1p3q/R7/1Q6/5pPP/3P1P2/6K1 w - - 0 1"]
[PlyCount "5"]
[SourceDate "2002.11.25"]

1. Ra8+ Kxa8 2. Qa5+ Kb8 3. Qa7# *

[Event "Puzzle No. 73a - Black to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Queen Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "1kr5/1p6/1P1p3q/R7/1Q6/5pPP/3P1P2/6K1 b - - 0 1"]
[PlyCount "7"]
[SourceDate "2002.11.25"]

1... Rc1+ 2. Kh2 Rh1+ 3. Kxh1 Qxh3+ 4. Kg1 Qg2# *

[Event "Example No. 20a"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "10. Knight Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "kr6/ppN5/8/8/8/8/8/1K6 b - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.11.25"]

 *

[Event "Example No. 20b"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Knight Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "7k/6p1/5NN1/8/8/8/8/1K6 b - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.11.25"]

 *

[Event "Example No. 20c"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Knight Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "8/8/8/8/8/8/p1N5/k1K5 b - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.11.25"]

 *

[Event "Example No. 20d"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Knight Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "4k3/8/8/8/6r1/8/5n1P/7K w - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.11.25"]

 *

[Event "Example No. 21e"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Knight Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "k7/2N5/1Q6/8/8/8/8/1K6 b - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.11.25"]

 *

[Event "Example No. 21f"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Knight Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "5rk1/7p/7N/4B3/8/8/8/7K b - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.11.25"]

 *

[Event "Example No. 21g"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Knight Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "1k6/8/8/8/3b4/1P6/P1Pn4/1KR5 w - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.11.25"]

 *

[Event "Example No. 21h"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Knight Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "7k/8/8/8/8/5p2/5n1P/6RK w - - 0 1"]
[PlyCount "0"]
[SourceDate "2002.11.25"]

 *

[Event "Example No. 22 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Knight Checkmates"]
[Black "Basic Patterns"]
[Result "*"]
[SetUp "1"]
[FEN "1q2r2k/6pp/7N/8/2Q5/8/6P1/7K w - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.11.25"]

1. Qg8+ Rxg8 2. Nf7# *

[Event "?"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Short game"]
[Black "?"]
[Result "*"]
[ECO "B17"]
[PlyCount "11"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Qe2 Ngf6 6. Nd6# *

[Event "Puzzle No. 74 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Knight Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "3r2nk/6pp/6q1/6N1/7Q/8/6PP/6K1 w - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.11.25"]

1. Qxh7+ Qxh7 2. Nf7# *

[Event "Puzzle No. 75 - Black to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Knight Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "r4rk1/1p3ppp/1ppp4/4p3/3PPn2/1BN2Pnq/PPPQ1R1N/3R2K1 b - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.11.25"]

1... Qg2+ 2. Rxg2 Nh3# *

[Event "Puzzle No. 76 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Knight Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "8/8/8/8/8/7p/3N1K2/7k w - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.11.25"]

1. Nf1 h2 2. Ng3# *

[Event "Puzzle No. 77 - Black to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Knight Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "4k1r1/ppp4p/8/4p3/4P3/2N4n/PPP3rP/3R1R1K b - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.11.25"]

1... Rg1+ 2. Rxg1 Nf2# *

[Event "Puzzle No. 78 - Black to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Knight Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "2k4r/pp3pP1/8/3p4/4n3/2P4P/PP1N1qP1/2QR3K b - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.11.25"]

1... Rxh3+ 2. gxh3 Ng3# *

[Event "Puzzle No. 79 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Knight Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "3r1rk1/pp1q1p1n/1p5R/5N2/8/1P3P2/PBPP4/2K5 w - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.11.25"]

1. Rg6+ fxg6 2. Nh6# *

[Event "Puzzle No. 80 - White to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Knight Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "r2r2kb/1p1bpp1p/p2p1npB/q7/4P3/2NB4/PPPQ1PPP/R4RK1 w - - 0 1"]
[PlyCount "3"]
[SourceDate "2002.11.25"]

1. Nd5 Qxd2 (1... Qxd5 2. exd5) 2. Nxe7# *

[Event "Puzzle No. 81 - Black to move"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Knight Checkmates"]
[Black "?"]
[Result "*"]
[SetUp "1"]
[FEN "r3k2r/2p2p2/p2p1n2/1p2p3/4P2p/1PPPPp1q/1P5P/R1N2QRK b kq - 0 1"]
[PlyCount "3"]
[SourceDate "2002.11.25"]

1... Ng4 2. Qxh3 (2. Rxg4 Qxf1+) (2. Rg2 fxg2+) 2... Nf2# *


