Black to play and win

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Analysis of john2001plus (1933) vs. soitgoes317 (1801)

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

(black to move) 1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 d5 5. Qb3 dxc4 6. Qxc4 Be6 7. Qb5+ Bd7 8. Qxb7 Bc6 9. Qb3 O-O 10. e3 Bxf3 11. gxf3 Nbd7 12. e4 c5 13. d5 Rb8 14. Qc2 Nb6 15. Be3 Qc7 16. Nb5 Qb7 17. Qxc5 Rfc8 18. Qb4 Nbxd5 19. exd5 Nxd5 20. Qb3 Nxe3 21. Qxe3 a6 22. Nd4 Qxb2 23. Rd1 Rd8 24. Ne2 Qb4+ 25. Rd2 Qb1+ 26. Nc1 Qxc1+ 27. Ke2 Qc4+ 28. Rd3 Rb2+ 29. Ke1 Bc3+ 30. Rxc3 Rb1+

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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

What is the strongest continuation for Black?

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Gusev (1786) vs. john2001plus (1933)

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

(black to move) 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 b6 6. a3 Bxc3+ 7. bxc3 Bb7 8. Nf3 d6 9. O-O Nbd7 10. Nd2 e5 11. d5 Nc5 12. Bc2 e4 13. Nb3 Qe7 14. Nxc5 bxc5 15. f3 Rfe8 16. Bd2 Ba6 17. Qe2 exf3 18. gxf3 Nxd5 19. Kh1 Nxe3 20. Rae1 Nxf1 21. Qxe7 Rxe7 22. Rxe7 Nxd2

[ 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