White to play for a draw.

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Analysis of misowalker (1823) vs. PUREHEAT (2089)

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

(white to move) 1. d4 d6 2. Nf3 c6 3. c4 Nd7 4. Nc3 Qc7 5. e4 e5 6. d5 Ngf6 7. Bd3 Be7 8. O-O Nf8 9. Bd2 Ng6 10. g3 Bh3 11. Re1 h6 12. Bf1 Qd7 13. Bg2 O-O 14. Rc1 c5 15. b3 a6 16. a4 b6 17. Qe2 Nh7 18. Ra1 Rab8 19. Qf1 Bg4 20. h3 Bxf3 21. Bxf3 f5 22. Kg2 f4 23. Qe2 fxg3 24. fxg3 Ng5 25. Bg4 Qe8 26. Rf1 Kh8 27. Bh5 Kh7 28. h4 Nf7 29. Qg4 Nfh8 30. Rf5 Qd8 31. Raf1 Bf6 32. Bxg6+ Nxg6 33. h5 Ne7 34. Rf5f2 Qc8 35. Qe2 Qd7 36. Nd1 b5 37. axb5 axb5 38. Ne3 bxc4 39. bxc4 Rb2 40. Qd3 Rfb8 41. Bc3 Rxf2+ 42. Rxf2 Bg5 43. Nf5 Nxf5 44. exf5 Bf6 45. Qe4 Rb3 46. Bd2 Qa4 47. Qg4 Rd3 48. Qg6+ Kg8 49. Bxh6 Qxc4 50. Qe8+ Kh7 51. Qg6+ Kh8 52. Rb2 Qxd5+ 53. Kh2 Qg8 54. Bg5 Bxg5 55. Qxg5 c4 56. h6 Rb3 57. Ra2 Rb7 58. Kg1 Qb8 59. hxg7+ Rxg7 60. Qh4+ Rh7 61. Qf6+ Kg8 62. Qe6+ Kf8 63. Qf6+ Ke8 64. Qe6+ Kf8

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Click here for 58... c3

White to play and draw.

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Analysis of john2001plus (1739) vs. PUREHEAT (2084)

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

(white to move) 1. Nf3 d6 2. e4 Nd7 3. d4 c6 4. Nc3 Qc7 5. Be2 e5 6. d5 Be7 7. O-O Ngf6 8. Bg5 O-O 9. Qd2 c5 10. a4 a6 11. a5 h6 12. Bxh6 gxh6 13. Qxh6 Nh7 14. h4 Bf6 15. Ng5 Bxg5 16. hxg5 Qd8 17. f4 Kh8 18. Qxd6 Rg8 19. Bh5 Rg7 20. Bxf7 Rxf7 21. fxe5 Rxf1+ 22. Rxf1 Qxg5 23. e6 Ne5 24. Rf5 Qe3+ 25. Rf2 Ng4 26. Qd8+ Kg7 27. Nd1 Qe1+ 28. Rf1 Qg3 29. Rf7+ Kh6 30. e7 Be6 31. dxe6 Qh2+ 32. Kf1 Qh1+ 33. Ke2 Qxg2+ 34. Nf2 Nxf2 35. Rxf2 Qxe4+ 36. Kd2 Qh4 37. Rf8 Qh2+ 38. Kc3 Qh3+ 39. Kc4 Qxe6+ 40. Kc3 Qe3+ 41. Kc4 Qe4+ 42. Kb3 Qb4+ 43. Ka2 Rxd8 44. exd8=Q Nxf8 45. Qxf8+

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Click here for 27... Qd4

White to play.

ICC tourney 1203 (12 3), Internet Chess Club
Analysis of yoshi (1727) vs. THE-WARRIOR (1362)

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

(white to move) 1. Nf3 e6 2. d4 d5 3. c4 c6 4. Nc3 Nf6 5. Bg5 Be7 6. e3 Nbd7 7. Bd3 O-O 8. O-O h6 9. Bh4 Nh5 10. Bxe7 Qxe7 11. Ne5 Nxe5 12. dxe5 g6 13. g4 Ng7 14. f4 Rd8 15. Qf3 Qc5 16. cxd5 cxd5 17. Rac1 Qb6 18. b3 Bd7 19. Ne2 Rac8 20. Nd4 a6 21. f5 exf5 22. Rxc8 Rxc8 23. gxf5 g5 24. e6 Bb5 25. exf7+ Kxf7 26. f6 Ne6 27. Qh5+ Kg8 28. Qg6+ Kf8 29. Bxb5 axb5 30. Nxe6+ Qxe6 31. Qg7+ Ke8 32. f7+ Kd7 33. f8=Q+ Kc6 34. Rc1+ Kb6 35. Qd4+ Rc5 36. Qfxc5+

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Click here for 34. Qxc8+
Click here for 34. Qxc8+
Click here for 34. Qxc8+
Click here for 26. Bxd3
Click here for 34. Qxc8+

What is the strongest line for Black?

ICC tourney 1203 (12 3), Internet Chess Club
Analysis of JRussell2 (1024) vs. yoshi (1726)

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

(black to move) 1. e4 e6 2. d4 d5 3. Nd2 c5 4. c3 Nc6 5. Bb5 cxd4 6. Bxc6+ bxc6 7. cxd4 Nf6 8. exd5 cxd5 9. Ngf3 Qb6 10. O-O Be7 11. Nb3 Ne4 12. Be3 Ba6 13. Re1 Bb4 14. Bd2 Nxd2 15. Nbxd2 O-O 16. a3 Be7 17. Qb3 Qxb3 18. Nxb3 Rab8 19. Rab1 Rxb3 20. Ne5 Rfb8 21. Nc6 Rb8b7 22. Na5 Bc4 23. Nxb3 Rxb3 24. Rec1 Kf8 25. Rc3 Ke8 26. Rxb3 Bxb3 27. Rc1 Kd7 28. Rc3 Bc4 29. b3 Bb5 30. a4 Bb4 31. Rh3 Be2 32. Rxh7 e5 33. f4 exd4 34. Kf2 d3 35. Rh3 Ke6 36. Re3+ Kf5 37. Re5+ Kxf4 38. Rxd5 Ke4 39. Rd8 Bg4 40. h3 Be6 41. Rb8 a5 42. Re8 Bc5+ 43. Ke1 Ke3 44. Rd8 d2+ 45. Rxd2 Bb4

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Click here for 33. dxe5
Click here for 33. Rxg7

White to play and draw.

ICC tourney 1193 (12 3), Internet Chess Club
Analysis of yoshi (1677) vs. Caseylj (1085)

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 e6 3. c4 c6 4. Nc3 dxc4 5. a4 Nd7 6. e4 b6 7. Bxc4 Ngf6 8. O-O Be7 9. Ng5 O-O 10. e5 Nd5 11. Qg4 Bxg5 12. Bxg5 f5 13. exf6 e.p. Nd7xf6 14. Qh4 h6 15. Bxf6 Qxf6 16. Qxf6 Rxf6 17. Ne4 Rf4 18. Rfe1 Nb4 19. g3 Rf3 20. Kg2 Rf8 21. Rac1 a6 22. Nd6 b5 23. Nxc8 bxc4 24. Rxc4 Nd3 25. Ne7+ Kf7 26. Re3 Nxb2 27. Rb4 Nd1 28. Rd3 Kxe7 29. Rb7+ Kd6 30. Rxd1 Rab8 31. Rdb1 Rxb7 32. Rxb7 g5 33. Rb6 a5 34. Ra6 Kd5 35. Rxa5+ Kxd4 36. Ra7 e5 37. Rd7+ Ke4 38. Rd6 c5 39. Rxh6 Ra8 40. Rg6 Rxa4 41. Rxg5 c4 42. f3+ Kd5 43. f4 c3 44. Rxe5+ Kd4 45. Re1 Kd3 46. Rd1+ Ke2 47. Rf1 Kd2 48. f5 c2 49. h3 c1=Q 50. Rxc1 Kxc1 51. g4 Kd2 52. Kf3 Kd3 53. f6 Kd4 54. Kf4 Kd5+ 55. Kf5 Ra3 56. h4 Rf3+ 57. Kg6 Ke6 58. g5 Ra3 59. h5 Ra8 60. h6 Rg8+ 61. Kh5 Kf7 62. h7 Rh8 63. Kh6 Rc8 64. g6+ Kxf6 65. g7 Rc1 66. g8=N+ Kf7 67. Nf6 Rc8 68. Nh5 Rc6+ 69. Kg5 Rg6+ 70. Kf5 Rh6 71. h8=Q Rxh8 72. Nf4

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White to play and win.

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Analysis of vluis1971 (1651) vs. john2001plus (1773)

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

(white to move) 1. d4 Nf6 2. Bg5 c5 3. Bxf6 exf6 4. d5 Qb6 5. b3 g6 6. c4 Bg7 7. Nd2 f5 8. Rc1 O-O 9. Ngf3 Re8 10. e3 Qa5 11. Rc2 d6 12. Bd3 f4 13. e4 Nd7 14. O-O Ne5 15. Nxe5 Bxe5 16. Nf3 Bg4 17. Be2 a6 18. Nxe5 Bxe2 19. Qxe2 Rxe5 20. f3 b5 21. Rb1 b4 22. Qd2 g5 23. Ra1 Qd8 24. a3 a5 25. axb4 axb4 26. Rca2 Rxa2 27. Qxa2 Kg7 28. Qb2 Kg6 29. Ra6 Qe7 30. Qf2 Kg7 31. Kf1 Qc7 32. Qa2 Re7 33. h4 h6 34. Qa1+ f6 35. h5 Kf7 36. e5 fxe5 37. Ra8 Qd7 38. Rh8 g4 39. Qb1 e4 40. Qa1 Qf5 41. fxg4 Qe5 42. Rh7+ Kg8 43. Qxe5 Rxe5 44. Rxh6 Re8 45. Rxd6 Ra8 46. g5 Ra1+ 47. Kf2 e3+ 48. Ke2 Ra2+ 49. Kf3 Rf2+ 50. Kg4 e2 51. Re6 Rxg2+ 52. Kxf4 Kf8 53. d6

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click here for 37... Kg7

White to play.

ICC tourney 1174 (12 3), Internet Chess Club
yoshi (1713) vs. CanadianExpert (1496), 720+3

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 g6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 Bg7 7. Nc3 Nb6 8. Bf4 O-O 9. Be2 f6 10. O-O Nc6 11. Qb3+ Kh8 12. exf6 Bxf6 13. d5 Nd4 14. Nxd4 Bxd4 15. Bh6 Bg7 16. Bxg7+ Kxg7 17. d6 exd6 18. Bf3 d5 19. Nxd5 Nxd5 20. Bxd5 Qb6 21. Qc2 Rf5 22. Rad1 d6 23. Rfe1 Re5 24. Qc3 Bf5 25. Rxe5 dxe5 26. Qxe5+ Qf6 27. Qc7+ Kh8 28. Bxb7 Re8 29. Bf3 Qxb2 30. Qf7 Qe5 31. g4 Bc8 32. Rd6 a5 33. Bc6 Qxd6 34. Qxe8+ Kg7 35. Qxc8

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Pawn promotion:
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Click here for 30... Rc8

White to play and win.

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Analysis of john2001plus (1705) vs. klecy (1059)

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

(white to move) 1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 O-O 5. Bg5 d6 6. e3 Nbd7 7. Be2 b6 8. O-O Bb7 9. Qc2 Re8 10. Rfd1 e5 11. dxe5 dxe5 12. Nd5 c5 13. Nxf6+ Bxf6 14. Bxf6 Qxf6 15. Rxd7 Qc6 16. Rad1 e4 17. Ng5 Bc8 18. Rd7d6 Qb7 19. Qc3 Bf5 20. Rf6 Re7 21. Rxf5 gxf5 22. Qf6 Rd7 23. Qxf5 Rxd1+ 24. Bxd1 f6 25. Nxh7 Qe7 26. Nxf6+ Kg7 27. Qg5+ Kf7 28. Bh5+ Ke6 29. Qg4+ Kd6 30. Qf4+ Kc6 31. Bg6 Kb7 32. Bxe4+ Kc8 33. Qf5+ Kd8 34. Qd5+ Kc7 35. Qc6+ Kd8 36. Qxa8+ Kc7 37. Qb7+ Kd6 38. Qc6+ Ke5 39. f4#

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Click here for 22... Rd7
Click here for 22... Rd7
Click here for 24... Kf8
Click here for 29... Kf6
Click here for 30... e5

Black to play and win.

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Analysis of MainStreetUSA (1549) vs. john2001plus (1722)

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

(black to move) 1. Nc3 d5 2. e4 d4 3. Nce2 e5 4. Ng3 Nf6 5. Nf3 Nc6 6. Bc4 Bd6 7. c3 O-O 8. O-O Na5 9. Bd3 c5 10. cxd4 cxd4 11. b4 Nc6 12. a3 Bg4 13. h3 Bd7 14. Bc4 Rc8 15. Qb3 a6 16. Re1 b5 17. Bd5 Qc7 18. Ng5 Nxd5 19. exd5 Ne7 20. Ng5e4 f5 21. Nc5 Qa7 22. Bb2 Ng6 23. Rac1 Bxc5 24. bxc5 Rxc5 25. Rxc5 Qxc5 26. f4 d3+ 27. Kf1 exf4 28. Nh5 f3 29. Bxg7 fxg2+ 30. Kxg2 Nh4+ 31. Kg3 f4+ 32. Nxf4 Rxf4 33. Kxf4 Qf2+ 34. Ke5 Qg3+ 35. Kd4 Nf3+ 36. Kc3 Qxg7+ 37. Kb4 Qd4+ 38. Ka5 Nxd2 39. Qa2 Nc4+ 40. Kb4 a5+ 41. Kb3 d2 42. Qa1 Qd3+ 43. Qc3 Qxc3+ 44. Kxc3 dxe1=Q+ 45. Kb3 Qc1

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Pawn promotion:
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Click here for 32. Kxh4
Click here for 32. Kxh4
Click here for 32. Kxh4
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Click here for 34. Kg5
Click here for 35. Kf6
Click here for 36. Kc5
Click here for 39. Qb4
Click here for 42... dxe1=Q
Click here for 43... dxe1=Q
Click here for 43... a4+