Black to play and win

ICC 30 0 u, Internet Chess Club
Analysis of fiddler (1735) vs. john2001plus (1825)

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

(black to move) 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Be2 Be7 6. Nc3 O-O 7. O-O d5 8. b3 c5 9. Bb2 cxd4 10. Nxd4 dxc4 11. Bxc4 Nbd7 12. Qe2 Rc8 13. Rac1 Qc7 14. Rfd1 Rfd8 15. f3 Ne5 16. Nxe6 Rxd1+ 17. Rxd1 fxe6 18. Bxe6+ Kh8 19. Bxc8 Qxc8 20. Nb5 Nc6 21. Qc4 Ba6 22. Rc1 Qe8 23. a4 Na5 24. Qe6 Bxb5 25. axb5 Bc5 26. Qxe8+ Nxe8 27. Kf2 Nd6 28. Rd1 Kg8 29. Be5 Nxb5 30. Rd8+ Kf7 31. Rd7+ Ke6 32. Rxg7 Kxe5 33. Rxh7 Nxb3 34. g4 a5 35. g5 Kf5 36. f4 Nc3 37. Rf7+ Kg6 38. Rf6+ Kg7 39. Kf3 Nd2+ 40. Kg2 Bxe3 41. h4 Nd5 42. Rd6 Nxf4+ 43. Kh2 Nf1+ 44. Kh1 a4 45. Rd1 Ng3+ 46. Kh2 Nge2 47. Ra1 b5 48. Rb1 Nc3 49. Re1 a3 50. Rxe3 a2 51. Re7+ Kg6 52. Ra7 Na4

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Options:
	- allow legal moves only;
	- use short algebraic notation;
movement/animation speed: (slow) (fast)
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Pawn promotion:
	- Queen
	- Rook
	- Bishop
	- Knight

White to play and win

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john2001plus (1875) vs. skuhl99 (1458)

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

(white to move) 1. Nf3 Nf6 2. d4 c5 3. c4 cxd4 4. Nxd4 Nc6 5. Nc3 g6 6. e4 d6 7. f3 Bg7 8. Be3 O-O 9. Be2 a6 10. O-O Bd7 11. Qd2 Qb6 12. Ne6 Qa5 13. Nxf8 Kxf8 14. a3 Qc7 15. b4 Ne5 16. Nd5 Nxd5 17. cxd5 Nc4 18. Bxc4 Bxa1 19. Rxa1 Qxc4 20. Rc1 Qb3 21. Bd4 f6 22. Rc7 Rd8 23. Rxb7 Qxa3 24. Bb6 Qa1+ 25. Kf2 Ke8 26. Bxd8 Kxd8 27. Qc2 Qd4+ 28. Kg3 Ke8 29. Qc7 Kf7 30. Qxd7 Qe5+ 31. f4 Qc3+ 32. Kh4 Qe1+ 33. g3 g5+ 34. fxg5 fxg5+ 35. Kh5 Qe2+ 36. Qg4 Qxh2+ 37. Kxg5 h6+ 38. Kf5 Qf2+ 39. Qf4 Qe2 40. g4 Qc4 41. Qxd6 Qf1+ 42. Qf4 Qc4 43. Ke5+ Kg8 44. Rb8+ Kg7 45. Qf8+ Kg6 46. Qg8# CHECK!

[ Flip the board | Reset | Options… ] Play online chess

 

Options:
	- allow legal moves only;
	- use short algebraic notation;
movement/animation speed: (slow) (fast)
	- show legal moves;

 

Pawn promotion:
	- Queen
	- Rook
	- Bishop
	- Knight

Actually 33. Kh3! is simpler.

White to play and draw

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Analysis of Coupra (1958) vs. John2001plus (1795)

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

(white to move) 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. Nc3 Bb7 5. Qc2 Bb4 6. Bd2 Bxc3 7. bxc3 Ne4 8. e3 O-O 9. Bd3 f5 10. O-O d6 11. a4 a5 12. Rab1 Nd7 13. Qb3 Nxd2 14. Nxd2 Qg5 15. g3 e5 16. d5 Nc5 17. Qc2 e4 18. Be2 Bc8 19. Rfd1 Bd7 20. Ra1 Rae8 21. Nb3 Bxa4 22. Rxa4 Nxa4 23. Nd4 Nc5 24. Bf1 f4 25. exf4 Rxf4 26. Bg2 Rff8 27. Re1 a4 28. Bxe4 Nxe4 29. Rxe4 Rxe4 30. Qxe4 Qc1+ 31. Kg2 Qxc3 32. Qe6+ Kh8 33. Qe7 Rg8 34. Ne6 a3 35. Ng5 h6 36. Nf7+ Kh7 37. Qe4+ g6 38. Qh4 Qd2 39. Qe7 Rg7 40. Qf8 g5 41. Qh8+ Kg6 42. Qxh6+ Kxf7 43. Qe6+ Kf8 44. Qc8+ Ke7 45. Qxc7+ Kf6 46. Qxd6+ Kf7 47. Qe6+ Kf8 48. Qc8+ Ke7 49. Qc7+ Kf6 50. Qd6+

[ Flip the board | Reset | Options… ] Play chess online

 

Options:
	- allow legal moves only;
	- use short algebraic notation;
movement/animation speed: (slow) (fast)
	- show legal moves;

 

Pawn promotion:
	- Queen
	- Rook
	- Bishop
	- Knight

Black to play for a slight advantage

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Analysis of Coupra (2034) vs. John2001plus (1826)

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

(black to move) 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Be2 cxd4 7. cxd4 Nh6 8. Bxh6 Qxb2 9. Nbd2 gxh6 10. Rb1 Qxa2 11. O-O Bb4 12. Ra1 Qb2 13. Rb1 Qa2 14. Nb3 Na5 15. Bb5+ Bd7 16. Bxd7+ Kxd7 17. Qd3 Qa4 18. Nc5+ Bxc5 19. dxc5 Rac8 20. Rfc1 b6 21. cxb6 Rxc1+ 22. Rxc1 axb6 23. Qc3 Qc4 24. Qb2 Qb3 25. Qd4 Qb5 26. h3 Nc4 27. Nh4 Rg8 28. Kh2 Qb2 29. Rxc4 Qxd4 30. Rxd4 b5 31. Rb4 Rb8 32. Nf3 Kc6 33. Rb2 b4 34. Nd2 Kc5 35. Kg3 Kd4 36. f4 Kc3 37. Ra2 b3 38. Nxb3 Rxb3 39. Ra7 Kd4+ 40. Kg4 Rb2 41. g3 Ke3 42. Rxf7 d4 43. Rf6 Rb6 44. Rxh6 d3 45. Rxh7 d2 46. Rd7 Rb3 47. Rxd2 Kxd2 48. h4 Ke3 49. h5 Ke4 50. h6 Rb8 51. Kg5 Rg8+ 52. Kf6 Rxg3 53. Kxe6 Rg6+ 54. Kf7 Rxh6 55. e6 Kf5 56. e7 Rh7+ 57. Kf8 Kf6 58. e8=N+ Kf5

[ Flip the board | Reset | Options… ] Play online chess

 

Options:
	- allow legal moves only;
	- use short algebraic notation;
movement/animation speed: (slow) (fast)
	- show legal moves;

 

Pawn promotion:
	- Queen
	- Rook
	- Bishop
	- Knight