Black to play and win.

?, ?
Greg+John vs. tChess set to level 1700

1 2 3 4 5 6 7 8 h g f e d c b a +2

(black to move) 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Be2 Bd6 7. O-O O-O 8. c5 Bc7 9. b4 b6 10. Bd2 a5 11. a3 axb4 12. axb4 Rxa1 13. Qxa1 Bb7 14. Qa7 Qb8 15. Ra1 Ng4 16. g3 Qxa7 17. Rxa7 Rb8 18. h3 Ngf6 19. Bd3 bxc5 20. bxc5 e5 21. Ba6 Bxa6 22. Rxa6 e4 23. Ne1 Rb2 24. Bc1 Rb3 25. Ne2 Ne8 26. Kg2 Nb8 27. Ra7 f6 28. Nc2 Nd7 29. Ba3 Rb1 30. Nb4 Nb8 31. Na6 Nxa6 32. Rxa6 Ra1 33. Ra8 Kf7 34. Nf4 g5 35. Ne6 Kxe6 36. Rxe8+ Kd7 37. Ra8 f5 38. Ra7 h5 39. Kh2 h4 40. Kg2 hxg3 41. fxg3 Ra2+ 42. Kf1 Rh2 43. Bb4 Kc8 44. Be1 Rxh3 45. Kg2 g4 46. Bf2 Kd8 47. Ra8+ Kd7 48. Rf8 Ke6 49. Rc8 Rh7 50. Re8+ Kd7 51. Rf8 Rh5 52. Be1 Bd8 53. Rf7+ Be7 54. Ba5 Ke6 55. Rg7 Rh8 56. Rg6+ Kd7 57. Rg7 Rh3 58. Bc7 Kxc7 59. Rxe7+ Kd8 60. Rf7 Rh5 61. Rf6 Kd7 62. Rf7+ Kc8 63. Rf6 Kb7 64. Rf7+ Ka6 65. Rf6 Kb5 66. Kg1 Rh3 67. Kg2 Rh7 68. Rxf5 Kc4 69. Rf6 Kd3 70. Rxc6 Kxe3 71. Rd6 Kxd4 72. c6 Rc7 73. Kf2 Kc5 74. Rd7 Rxc6 75. Rg7 Kd4 76. Rxg4 Kd3 77. Rg5 d4 78. Ra5 e3+ 79. Kf3 Rf6+ 80. Kg2 e2 81. Ra3+ Kd2 82. Ra2+ Ke3 83. Ra1 d3

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Analysis of john2001plus (1838) vs. misowalker (1689)

8 7 6 5 4 3 2 1 a b c d e f g h 0

(white to move) 1. Nf3 c5 2. e4 Nc6 3. c3 g6 4. d4 cxd4 5. cxd4 d5 6. exd5 Qxd5 7. Nc3 Qa5 8. Be2 Bg7 9. O-O Nf6 10. Re1 O-O 11. Be3 Bg4 12. h3 Bf5 13. Qb3 Qb4 14. d5 Qxb3 15. axb3 Nb4 16. Nd4 Bd7 17. Bf3 Nd3 18. Reb1 Ne8 19. Na4 Nd6 20. Rd1 Ne5 21. Be2 f5 22. f4 Nef7 23. Nc5 Rfd8 24. Nce6 Bxe6 25. Nxe6 Rdc8 26. Nxg7 Kxg7 27. Bd4+ Kf8 28. Rdc1 a6 29. Bd3 Rxc1+ 30. Rxc1 Rc8 31. Rxc8+ Nxc8 32. Kf2 Ke8 33. g4 fxg4 34. hxg4 Kd7 35. f5 g5 36. f6 exf6 37. Bf5+ Kc7 38. Bxf6 h6 39. Be6 Ncd6 40. Bg7 Kb6 41. Bf8 Kb5 42. Ke3 a5 43. Kd4 b6 44. Kd3 a4 45. bxa4+ Kxa4 46. Bxf7 Nxf7 47. d6 Kb5 48. Kd4 Kc6 49. b3 Nxd6 50. Bxh6 Nf7 51. Bf8 b5 52. Ke4 Kd7 53. Kf5 Ke8 54. Bc5 Nd8 55. b4 Kf7 56. Kxg5 Ne6+ 57. Kf5 Nxc5 58. bxc5 b4 59. Ke4

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Find the best moves for Black.

ICC tourney 1154 (12 3), Internet Chess Club
MHanDaMan (1932) vs. yoshi (1691)

1 2 3 4 5 6 7 8 h g f e d c b a 0

(black to move) 1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 Nc6 5. g3 dxe4 6. dxe4 Bc5 7. Bg2 e5 8. c3 Bg4 9. h3 Bh5 10. O-O O-O 11. b4 Bb6 12. a4 a6 13. a5 Ba7 14. Qe2 Qe7 15. Nc4 Bg6 16. Nh4 Rad8 17. Nxg6 hxg6 18. Be3 Qe6 19. Bxa7 Nxa7 20. Ne3 Nb5 21. Qc2 c6 22. Rfd1 Rd7 23. Rxd7 Qxd7 24. Rd1 Qe6 25. Kh2 Rc8 26. Bf1 c5 27. Bxb5 axb5 28. Qd3 Qa2 29. Rd2 Qb3 30. Qxb5 Qxc3 31. Rc2 Qd4 32. Qxb7

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White to play for mate.

ICC tourney 1154 (12 3), Internet Chess Club
yoshi (1690) vs. rookfish (1082)

8 7 6 5 4 3 2 1 a b c d e f g h +6

(white to move) 1. Nf3 Nc6 2. d4 d5 3. c4 Nf6 4. cxd5 Nxd5 5. e4 Ndb4 6. d5 Na5 7. Qa4+ Nac6 8. dxc6 Nxc6 9. Be2 e5 10. Nxe5 Bb4+ 11. Bd2 Bxd2+ 12. Nxd2 O-O 13. Nxc6 bxc6 14. Rd1 c5 15. O-O a5 16. Nf3 Qf6 17. e5 Qf5 18. Bd3 Qe6 19. Qe4 g6 20. Qxa8 Qxa2 21. Bb1 Qxb2 22. Qxa5 Qb7 23. Qxc5 Bg4 24. Ng5 Bxd1 25. Rxd1 Qb2 26. Ne4 Qe2 27. Nf6+ Kg7 28. Qd4 Rb8 29. e6 Kh6 30. Qh4+ Kg7 31. Qxh7+ Kxf6 32. Qxf7+ Kg5 33. Qxg6+ Kh4 34. Rd4+

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White to play and win.

ICC tourney 1154 (12 3), Internet Chess Club
Analysis of yoshi (1705) vs. Slypawn (1564)

8 7 6 5 4 3 2 1 a b c d e f g h 0

(white to move) 1. Nf3 d5 2. d4 c6 3. c4 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. O-O Bg4 9. h3 Bh5 10. g4 Bg6 11. Ne5 Nbd7 12. f4 Nd5 13. Nxd5 exd5 14. Bd3 Qh4 15. Kg2 Be4+ 16. Bxe4 dxe4 17. Nxd7 Kxd7 18. Bd2 Bd6 19. g5 g6 20. Qb3 Kc8 21. Ba5 Bc7 22. Bxc7 Kxc7 23. Qxf7+ Kb8 24. Qf6 Rc8 25. Qe5+ Rc7 26. Rac1 a5 27. d5 Ra6 28. d6 Rd7 29. Qe8+ Ka7 30. Qxd7

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White to play and mate in 6

ICC tourney 1154 (12 3), Internet Chess Club
Analysis of yoshi (1705) vs. Slypawn (1564)

8 7 6 5 4 3 2 1 a b c d e f g h +4

(white to move) 1. Nf3 d5 2. d4 c6 3. c4 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. O-O Bg4 9. h3 Bh5 10. g4 Bg6 11. Ne5 Nbd7 12. f4 Nd5 13. Nxd5 exd5 14. Bd3 Qh4 15. Kg2 Be4+ 16. Bxe4 dxe4 17. Nxd7 Kxd7 18. Bd2 Bd6 19. g5 g6 20. Qb3 Kc8 21. Ba5 Rf8 22. Rac1 Bc7 23. Bb4 Rd8 24. Qxf7 Kb8 25. Be7 Rc8 26. d5 a5 27. d6 Bb6 28. d7 Rd8 29. Bxd8 Bxd8 30. b4 axb4 31. Qf8 Ka7 32. Qxb4 Rb8 33. Rc5 b6 34. Rxc6 Rb7 35. a5 Qh5 36. axb6+ Rxb6 37. Qa5+ Kb7 38. Rxb6+ Bxb6 39. Qxb6+ Kxb6 40. d8=Q+ Kb5 41. Rb1+ Kc5 42. Qc7+ Kd5 43. Rb5+ Ke6 44. Re5#

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Click here for 39. Qd5+

Find the best line for Black.

ICC tourney 1154 (12 3), Internet Chess Club
Analysis of yoshi (1705) vs. Slypawn (1564)

1 2 3 4 5 6 7 8 h g f e d c b a -1

(black to move) 1. Nf3 d5 2. d4 c6 3. c4 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. O-O Bg4 9. h3 Bh5 10. g4 Bg6 11. Ne5 Nbd7 12. f4 Nd5 13. Nxd5 exd5 14. Bd3 Qh4 15. Kg2 Be4+ 16. Bxe4 dxe4 17. Nxd7 Kxd7 18. Qb3 Be1 19. Qxf7+ Kd8 20. Qh5 Qg3+ 21. Kh1 g6 22. Qh6 Bf2 23. Bd2 Qf3+ 24. Kh2 Bg3+ 25. Kg1 Qe2 26. Qh4+ Bxh4

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Easy win.

ICC tourney 1154 (12 3), Internet Chess Club
Analysis of yoshi (1705) vs. Slypawn (1564)

8 7 6 5 4 3 2 1 a b c d e f g h +1

(white to move) 1. Nf3 d5 2. d4 c6 3. c4 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. O-O Bg4 9. h3 Bh5 10. g4 Bg6 11. Ne5 Nbd7 12. f4 Nd5 13. Nxd5 exd5 14. Bd3 Qh4 15. Kg2 Be4+ 16. Bxe4 dxe4 17. Nxd7 Kxd7 18. Qb3 Qe7 19. d5 c5 20. Bd2 a5 21. Rfd1 Qd6 22. Bxb4 axb4 23. Qc4 h5 24. g5 f6 25. Qb5+ Kc7 26. Rdc1 b6 27. a5 fxg5 28. axb6+ Kb7 29. Rxa8 Rxa8 30. Rxc5 Rc8 31. Rxc8 Kxc8 32. Qa6+ Kd8 33. Qa5 Kc8 34. Qa8+ Kd7 35. Qa4+ Kc8 36. Qa7 Qb8 37. d6 Qxd6 38. b7+

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Black to play and win.

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Analysis of gwchan (1710) vs. AragornKingOfGondor (1499)

1 2 3 4 5 6 7 8 h g f e d c b a +1

(black to move) 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. e3 Bg7 5. Nf3 Bg4 6. cxd5 Nxd5 7. Be2 Nxc3 8. bxc3 c5 9. h3 Bf5 10. O-O O-O 11. Qb3 Be4 12. Ng5 Bd5 13. Bc4 Bxc4 14. Qxc4 cxd4 15. cxd4 Nc6 16. Ba3 Qa5 17. Qc5 Qxc5 18. Bxc5 b6 19. Ba3 Rfe8 20. Rac1 Rac8 21. Rc2 e5 22. Rfc1 Ne7 23. Nf3 exd4 24. Nxd4 Rxc2 25. Rxc2 Nd5 26. Rc6 Bxd4 27. exd4 Re2 28. Rc8+ Kg7 29. Bf8+ Kf6 30. Rd8 Nc3 31. Rd6+ Re6 32. Rd7 Nxa2 33. Rxa7 Nc3 34. Rd7 Re4 35. Bh6 Ne2+ 36. Kh2 Nxd4 37. Rd6+ Re6 38. Rxe6+ Nxe6 39. Be3 b5 40. Kg3 Kf5 41. f3 b4 42. Bd2 b3 43. Bc3 Nc5 44. Kf2 Na4 45. Bd4 b2 46. Bxb2 Nxb2

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Click here for 42. Bc1

Black to play and win.

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Analysis of elzaim (1560) vs. phanhuy18 (1200)

1 2 3 4 5 6 7 8 h g f e d c b a +2

(black to move) 1. e4 e6 2. d4 c5 3. c3 cxd4 4. cxd4 d5 5. e5 Nc6 6. Nf3 Bb4+ 7. Nc3 Qb6 8. Be3 Nge7 9. a3 Bxc3+ 10. bxc3 Qa5 11. Qc2 Nf5 12. Bd3 Nxe3 13. fxe3 h6 14. O-O Qd8 15. e4 Ne7 16. Rab1 b6 17. Bb5+ Bd7 18. Qa4 Bxb5 19. Qxb5+ Qd7 20. exd5 Nxd5 21. c4 Qxb5 22. Rxb5 Ne3 23. Rc1 O-O 24. h3 Rac8 25. Nd2 Rfd8 26. Nf3 Nxc4 27. Rb3 Nd2 28. Rxc8 Nxf3+ 29. Rxf3 Rxc8 30. Kf2 Kf8 31. Kg3 Ke7 32. Kf4 Rc4 33. Ke4 a5 34. Kd3 Rc1 35. Kd2 Ra1 36. g4 f6 37. exf6+ gxf6 38. Re3 b5 39. Kc2 Rh1 40. Kb3 Kd6 41. a4 b4 42. Kc4 Rd1 43. Kb5 Rxd4 44. Kxa5 Kc5 45. Rxe6 b3 46. Rxf6 Kc4 47. Rc6+ Kd3 48. Rxh6 Rb4 49. Rd6+ Ke2 50. Re6+ Kf2 51. Rf6+ Kg2 52. Re6 b2 53. Re1 b1=R 54. Rxb1 Rxb1 55. g5 Kf3 56. Ka6 Ke4 57. h4 Kd5 58. h5 Kc6 59. h6 Rb6+ 60. Ka7 Rb4 61. a5 Rb5 62. g6 Rxa5+ 63. Kb8 Re5 64. h7 Re8+ 65. Ka7 Rh8

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Click here for 63... Rf5
Click here for 64. Ka7

White to play and mate in 8.

ICC tourney 1154 (12 3), Internet Chess Club
Analysis of yoshi (1705) vs. Slypawn (1564)

8 7 6 5 4 3 2 1 a b c d e f g h +4

(white to move) 1. Nf3 d5 2. d4 c6 3. c4 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. O-O Bg4 9. h3 Bh5 10. g4 Bg6 11. Ne5 Nbd7 12. f4 Nd5 13. Nxd5 exd5 14. Bd3 Qh4 15. Kg2 Be4+ 16. Bxe4 dxe4 17. Nxd7 Kxd7 18. Bd2 Bd6 19. g5 g6 20. Qb3 Kc8 21. Ba5 Rf8 22. Rac1 Bc7 23. Bb4 Rd8 24. Qxf7 Kb8 25. Be7 Rc8 26. d5 a5 27. d6 Bb6 28. d7 Rd8 29. Bxd8 Bxd8 30. b4 axb4 31. Qf8 Ka7 32. Qxb4 Rb8 33. Rc5 b6 34. Rxc6 Rb7 35. a5 Qh5 36. axb6+ Rxb6 37. Ra1+ Kb7 38. Rxb6+ Bxb6 39. Qxb6+ Kxb6 40. d8=Q+ Kb5 41. Rb1+ Kc5 42. Qc7+ Kd5 43. Rb5+ Ke6 44. Re5#

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Black to move and win.

?, ?
Analysis vs. ?

1 2 3 4 5 6 7 8 h g f e d c b a 0

(black to move) 1. e4 e6 2. d3 d5 3. Nd2 Nc6 4. Ngf3 Bc5 5. c3 dxe4 6. Nxe4 Be7 7. g3 e5 8. Bg2 Nf6 9. O-O Nxe4 10. dxe4 Bg4 11. Qa4 O-O 12. Be3 Qd7 13. Rfd1 Qe6 14. Rd5 a6 15. Rad1 h6 16. Qb3 b5 17. Bc5 Qf6 18. Bxe7 Nxe7 19. Rd5d3 Nc6 20. h3 Be6 21. Qc2 Rfd8 22. b3 Rxd3 23. Rxd3 Rd8 24. Ne1 Rxd3 25. Nxd3 Qe7 26. b4 a5 27. a3 axb4 28. axb4 Bc4 29. Nc5 Qd6 30. Bf1 Bxf1 31. Kxf1 Nd8 32. Ke2 Ne6 33. Nxe6 Qxe6 34. Qd3 Qc4 35. Qxc4 bxc4 36. Kd2 Kf8 37. Kc2 Ke7 38. Kb2 f5 39. exf5 Kf6 40. Ka3 Kxf5 41. b5 Ke4 42. Kb4 Kd3 43. h4 e4 44. Kc5 Kxc3

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