Black to play and win.

ICC tourney 1185 (12 3), Internet Chess Club
Analysis of CesarKan (1448) vs. yoshi (1661)

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

(black to move) 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Bxd2+ 5. Nbxd2 O-O 6. g3 b6 7. Bg2 Bb7 8. O-O c5 9. e3 Nc6 10. Nb3 d6 11. Rc1 Qd7 12. dxc5 dxc5 13. Qc2 Nb4 14. Qb1 Be4 15. Ne5 Bxb1 16. Nxd7 Nxd7 17. Bxa8 Bxa2 18. Nxc5 Nxc5 19. Bg2 Nbd3 20. Ra1 Bxc4 21. Rxa7 Nxb2 22. Rc1 Ncd3 23. Rca1 b5 24. Ra8 g6 25. Rxf8+ Kxf8 26. Ra8+ Ke7 27. Be4 Na4 28. Ra7+ Ke8 29. f4 Nac5 30. Bc6+ Kf8 31. Ra8+ Kg7 32. Ra7 b4 33. Ra1 b3 34. Rb1 b2 35. e4 Ba2

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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 and mate in 4.

ICC tourney 1185 (12 3), Internet Chess Club
Analysis of CesarKan (1448) vs. yoshi (1661)

1 2 3 4 5 6 7 8 h g f e d c b a +10

(black to move) 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Bxd2+ 5. Nbxd2 O-O 6. g3 b6 7. Bg2 Bb7 8. O-O c5 9. e3 Nc6 10. Nb3 d6 11. Rc1 Qd7 12. dxc5 dxc5 13. Qc2 Nb4 14. Qb1 Be4 15. Ne5 Bxb1 16. Nxd7 Nxd7 17. Bxa8 Bxa2 18. Nxc5 Nxc5 19. Bg2 Nbd3 20. Ra1 Bxc4 21. Rxa7 Nxb2 22. Rc1 Ncd3 23. Rca1 b5 24. Ra8 g6 25. Rxf8+ Kxf8 26. Ra8+ Ke7 27. Be4 Na4 28. Ra7+ Ke8 29. f4 Nac5 30. Bc6+ Kf8 31. Ra8+ Kg7 32. Ra7 Kf8 33. Ra5 b4 34. Kf1 b3 35. Bf3 Ne5+ 36. Kf2 Nxf3 37. Kxf3 b2 38. Ra8+ Ke7 39. Rb8 Nb3 40. e4 b1=Q 41. Rb7+ Ke8 42. Rb8+ Ke7 43. Rb7+ Kf8 44. Kg4 Qd1+ 45. Kg5 h6+ 46. Kf6 Qd8+ 47. Re7 Qxe7+ 48. Ke5 f6#

[ 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.

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

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

(black 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 Rxc1 22. Rxc1 exf5 23. gxf5 Bxf5 24. Bxf5 Nxf5 25. Nxf5 gxf5 26. Qxf5 Qxe3+

[ 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

What is the strongest move for Black?

Live Chess, Chess.com
Analysis of Javachip3 (1513) vs. john2001plus (1591)

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

(black to move) 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Be6 7. a3 f6 8. O-O Bc5 9. Nxd5 Bxd5 10. b4 Bb6 11. Bb2 Qd7 12. Re1 O-O-O 13. Rc1 e4 14. Nh4 g5 15. e3 Rhf8 16. Qh5 gxh4 17. Qxh4 f5

[ 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

White to play and win.

ICC tourney 1183 (12 3), Internet Chess Club
Analysis of yoshi (1648) vs. KingsBishop (1540)

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

(white to move) 1. Nf3 Nc6 2. d4 Na5 3. e4 Nf6 4. e5 Ng4 5. h3 Nh6 6. d5 b6 7. Bg5 g6 8. Qd2 Nf5 9. g4 Ng7 10. Nc3 d6 11. O-O-O Bd7 12. Bd3 Nb7 13. Rhe1 Nc5 14. Bc4 Qc8 15. Nd4 a6 16. Nc6 Bxc6 17. dxc6 Nge6 18. exd6 cxd6 19. Ne4 Nxe4 20. Rxe4 Nxg5 21. Qxg5 Qxc6 22. Bd5 Qb5 23. Qf4 O-O-O 24. a4 Qa5 25. Rc4+ Kb8 26. Qe3 Bh6 27. Qxh6 b5 28. Rc6 e6 29. Bg2 d5 30. Qf4+ Kb7 31. b4 Qxa4 32. Rc7+ Kb8 33. Rd7+ Ka8 34. Rd1xd5 Qa3+ 35. Kd1 Qa1+ 36. Ke2 e5 37. Rxb5+ e4 38. Bxe4#

[ 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