What is the best continuation for Black?

ICC 30 0, Internet Chess Club
Analysis of fiddler (1868) vs. john2001plus (1843)

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

(black to move) 1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Nc6 5. Bg5 Be7 6. Bf4 Bb4+ 7. Nbd2 Qe7 8. a3 Ngxe5 9. Nxe5 Nxe5 10. e3 Bxd2+ 11. Qxd2 d6 12. Qd4 O-O 13. Be2 b6 14. Bxe5 dxe5 15. Qd5 c6 16. Qd2 Bf5 17. Bf3 Rfd8 18. Qc3 Rd3 19. Qb4 c5 20. Qb5 Bd7 21. Qa6 Bc8 22. Qb5 Rb8 23. Bd5 a6 24. Qa4 b5 25. Qc2 Bf5 26. e4 bxc4 27. Qxc4 Rd4 28. Qe2 Be6 29. Bxe6 Qxe6 30. O-O Rbd8 31. Rfd1 Qb3 32. Rxd4 exd4 33. Qd2 d3 34. Rf1 c4 35. f3 Qb6+ 36. Rf2 h5 37. Kf1 Qd4 38. Ke1 a5 39. Kf1 Rb8 40. Ke1 Rb3 41. Kf1 c3 42. Qd1 c2 43. Rxc2 dxc2 44. Qxc2 Rxb2 45. Qxb2 Qxb2

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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 line for Black?

Live Chess, Chess.com
Analysis of putz (1832) vs. john2001plus (1871)

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

(black to move) 1. d4 Nf6 2. Nf3 e6 3. e3 c5 4. Bd3 d5 5. b3 Be7 6. Bb2 O-O 7. Nbd2 b6 8. O-O Nc6 9. Ne5 Bb7 10. a3 Rc8 11. f4 cxd4 12. exd4 Nxe5 13. fxe5 Ne4 14. Bxe4 dxe4 15. Re1 Qc7 16. c4 f5 17. exf6 e.p. Bd6 18. fxg7 Bxh2+ 19. Kh1 Qxg7 20. Qe2 Bg3 21. Kg1 e3 22. Rf1 Bf2+ 23. Qxf2 exf2+ 24. Rxf2 Rxf2 25. Kxf2 Qxg2+ 26. Ke3 Qg3+ 27. Ke2 Rf8 28. Rf1 Qg2+ 29. Ke3 Qh3+ 30. Ke2 Rxf1 31. Nxf1 Qxb3 32. Bc1 Qxc4+

[ 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 26. Kf1.

What is the strongest line for Black?

ICC tourney 1333 (12 3), Internet Chess Club
KingsBishop (1571) vs. yoshi (1695)

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

(black to move) 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. Nf3 O-O 8. Bd3 h6 9. O-O c5 10. Nb5 a6 11. Nd6 cxd4 12. Re1 Nc6 13. Rc1 Ndxe5 14. Nxc8 Nxf3+ 15. Qxf3 Raxc8 16. c4 dxc3 e.p. 17. Rxc3 Qf6 18. Qxf6 gxf6 19. Bc2 f5 20. g4 Nd4 21. Bd1 f4 22. Rd3 Nc6 23. Kg2 Rfd8 24. Bb3 d4 25. Kf3 e5 26. Ke4 Kg7 27. Rc1 h5 28. gxh5 f5+ 29. Kxf5 Ne7+ 30. Ke6 Rxc1 31. Kxe7 e4 32. Rd2 Rdc8 33. Rxd4 Rc1c7+ 34. Ke6 e3 35. fxe3 fxe3 36. Ba4 e2 37. Re4 b5 38. Kd6 bxa4

[ 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 line for Black?

ICC tourney 1333 (12 3), Internet Chess Club
Analysis of chessrani (1358) vs. yoshi (1691)

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. a3 f6 7. exf6 Nxf6 8. b4 c4 9. Bg5 Ne4 10. Bf4 Be7 11. Qc2 O-O 12. Be3 Bd7 13. Bxc4 Nf6 14. Bd3 Qc7 15. O-O e5 16. dxe5 Nxe5 17. Nxe5 Qxe5 18. Bd4 Qh5 19. Nd2 Bd6 20. h3 Bxh3 21. gxh3 Qg5+ 22. Kh1 Qf4 23. Nf3 Qxf3+ 24. Kg1 Nh5 25. Bxh7+ Kh8 26. Qg6 Qxh3 27. Qxd6 Nf4 28. Bxg7+ Kxg7 29. Qe7+ Rf7 30. Qg5+ Kxh7 31. Rae1 Rg8

[ 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