Black to play and win.

Casual Game, https://itsyourturn.com
Gregory vs. John Coffey

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

(black to move) 1. Nf3 Nf6 2. Nc3 d5 3. d4 c5 4. e3 Nc6 5. Bb5 Bg4 6. O-O e6 7. h3 Bh5 8. g4 Bg6 9. Ne5 Rc8 10. Ne2 Bd6 11. Nxc6 bxc6 12. Ba4 O-O 13. c3 Ne4 14. Bc2 Qh4 15. f3 Qxh3 16. f4 Qxg4+ 17. Kh2 Bf5 18. Qe1 Be7 19. Bxe4 Qh3+ 20. Kg1 Bxe4 21. Qg3 Qh1+ 22. Kf2 Qh5 23. Kg1 Bh4 24. Qh3 Qxe2 25. f5 exf5 26. Bd2 Rfe8 27. Be1 Re6 28. Bxh4 Rg6+ 29. Bg3 Rh6 30. Bh4 Rxh4 31. Rf2 Rg4+

[ 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

Click here for 18. Ng1.

What is the strongest continuation for White?

Casual Game, https://itsyourturn.com
John Coffey vs. Eduardo

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 Nf6 3. c4 e6 4. Nc3 Be7 5. Bf4 O-O 6. e3 dxc4 7. Bxc4 b6 8. Qc2 Bb7 9. a3 Nbd7 10. Rc1 Nh5 11. Bg3 Nxg3 12. hxg3 Nf6 13. e4 h6 14. e5 Nd5 15. Qe4 Rb8 16. Bd3 Nf6 17. Qf4 Nh7 18. Rxh6 Bxf3 19. Bxh7+ Kh8 20. Bd3+ Kg8 21. gxf3 f5 22. exf6 e.p. Rxf6 23. Bh7+ Kf8 24. Bg6 Bd6 25. Qh4 Ke7 26. Rh7 Qf8 27. Ne4 Kd8 28. Nxd6 Qxd6 29. Rxg7 Kc8 30. Qxf6 Kb7 31. Rcxc7+ Qxc7 32. Be4+

[ 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