Black to play for a winning advantage.

Live Chess, Chess.com
Analysis of 5uckItTrebek (1817) vs. john2001plus (1848), 900+10

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

(black to move) 1. d4 Nf6 2. Bf4 c5 3. c3 cxd4 4. cxd4 Qb6 5. Nf3 Qxb2 6. Nbd2 Nc6 7. e3 Nb4 8. Rc1 Nfd5 9. Nc4 Qxa2 10. Bd3 Nxd3+ 11. Qxd3 b5 12. Nce5 Nb4 13. Qc3 e6 14. O-O f6 15. Nd3 a5 16. Nc5 Nd5 17. Qd3 Bxc5 18. Rxc5 Ba6 19. Rfc1 b4 20. Qd1 Be2 21. Qe1 Bxf3 22. gxf3 Nxf4 23. exf4 Qb3 24. Ra1 O-O 25. Rcxa5 Rxa5 26. Rxa5 Rb8 27. Kg2 Qc2 28. f5 b3 29. fxe6 b2 30. e7 Qg6+ 31. Kh3 b1=Q

[ 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

White to play for checkmate.

ICC tourney 1291 (12 3), Internet Chess Club
Analysis of Yoshi (1778) vs. Cyborg86 (2441)

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

(white to move) 1. Nf3 e6 2. d4 Nf6 3. c4 c5 4. Nc3 cxd4 5. Nxd4 Bb4 6. g3 d5 7. Qa4+ Nc6 8. Nxc6 Bxc3+ 9. bxc3 Qd7 10. Bg2 bxc6 11. cxd5 cxd5 12. Qb4 a5 13. Qc5 Ba6 14. Ba3 Ng4 15. O-O Ne5 16. e4 Bxf1 17. Bxf1 Nc4 18. Bxc4 dxc4 19. Qh5 g6 20. Qe5 Rg8 21. Rb1 Rc8 22. Rb6 h5 23. Rd6 Qb7 24. Rxe6+ fxe6 25. Qxe6+ Kd8 26. Qxg8+ Kc7 27. Qxg6 Rd8 28. Qf7+ Rd7 29. Qf5 Qb1+ 30. Kg2 Qxa2 31. Qxa5+ Kb7 32. Qb5+ Kc7 33. Bc1 Re7 34. Qc5+ Kd7 35. Bg5 Re8 36. Qb5+ Kc7 37. Bf4+ Kd8 38. Qd5+ Ke7 39. Bd6+ Kf6 40. Qf5+ Kg7 41. Qd7+ Kf6 42. Qxe8 Qa5 43. Be7+ Kg7 44. Qf8+ Kh7 45. Qf7+ Kh6 46. Bf8+ Kg5 47. Qg7#

[ 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 and win.

Live Chess, Chess.com
skuhl99 (1570) vs. john2001plus (1854)

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

(black to move) 1. Nf3 Nf6 2. c4 c5 3. b3 g6 4. Bb2 Bg7 5. g3 O-O 6. Bg2 Nc6 7. O-O d5 8. d3 d4 9. a3 a5 10. Nbd2 e5 11. e3 dxe3 12. fxe3 Qxd3 13. Re1 Bg4 14. Bf1 Qf5 15. e4 Bxf3 16. Qxf3 Qxf3 17. Nxf3 Nd4 18. Bxd4 exd4 19. Rab1 Rfe8 20. Bd3 Nd7 21. Kf2 Bh6 22. Ke2 f5 23. Kd1 Nf6 24. exf5 Ng4 25. Re2 Rxe2 26. Bxe2 Ne3+ 27. Ke1 gxf5 28. Bd3 Re8 29. Kf2 Rf8 30. h3 Kg7 31. b4 axb4 32. axb4 Ra8 33. bxc5 Ra2+ 34. Ke1 Ng2+ 35. Kf1 Ne3+ 36. Kg1 Rd2 37. Rxb7+ Kf6 38. Rb6+ Kg7 39. Rb7+ Kg8 40. Rb8+ Bf8 41. Ne1 Kf7 42. c6 Bd6 43. Rb7+ Ke6 44. c7 Kd7 45. c8=Q+ Kxc8 46. Rxh7 Bxg3 47. Be4 Rd1 48. Bb7+ Kb8 49. Bg2 Rxe1+ 50. Bf1 Rxf1#

[ 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 best continuation for White?

Live Chess, Chess.com
Analysis of john2001plus (1860) vs. natalia6 (1724)

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

(white to move) 1. Nf3 Nc6 2. d4 e6 3. c4 Nf6 4. Nc3 Bb4 5. Bg5 O-O 6. e3 d5 7. Bd3 Re8 8. O-O dxc4 9. Bxc4 Qe7 10. Ne4 Qd8 11. Ne5 Be7 12. Bxf6 Bxf6 13. Nxf6+ Qxf6 14. Bb5 Rd8 15. Bxc6 bxc6 16. Rc1 Bb7 17. Rc5 Rd6 18. Qb3 Rb8 19. Rfc1 Qd8 20. Qa4 f6 21. Nc4 Rd5 22. Qxa7 Ba8 23. b3

[ 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

Black to play and force mate.

Live Chess, Chess.com
JoeKempsey (1250) vs. john2001plus (1778)

1 2 3 4 5 6 7 8 h g f e d c b a +11

(black to move) 1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Nc3 Bd6 6. Be2 O-O 7. O-O c6 8. Re1 Re8 9. Bg5 h6 10. Bxf6 Qxf6 11. Qd2 Bg4 12. Rad1 Nd7 13. h3 Bf4 14. Qd3 Bf5 15. Ne4 dxe4 16. Qa3 exf3 17. Bxf3 Bxc2 18. Rxe8+ Rxe8 19. Rf1 Bb8 20. Rc1 Qf4 21. g3 Qxc1+ 22. Kg2 Re1 23. Kh2 Qd2 24. Kg2 Bxg3 25. Kxg3 Rg1+ 26. Bg2 Rxg2+ 27. Kxg2 Be4+ 28. Qf3 Qg5+ 29. Kh2 Bxf3

[ 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

Click here for 23. Qc3
Click here for 23. h4