What is the best continuation for White?

Hastings, Hastings
Steinitz, William vs. Von Bardeleben, Curt

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

(white to move) 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 d5 8. exd5 Nxd5 9. O-O Be6 10. Bg5 f6 11. Re1 Kf7 12. Rxe6 Kxe6 13. Nxd5 Kd7 14. Nxb4 Nxb4 15. Ne5+ Kc8 16. Qg4+ Kb8 17. Nd7+ Kc8 18. Nxf6+ Kb8 19. Nd7+

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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

White to play and win.

ICC tourney 1300 (12 3), Internet Chess Club
Analysis of yoshi (1743) vs. Demachaeron (1494)

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

(white to move) 1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. e3 e6 5. Nc3 Be7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. O-O Bb7 10. e4 c5 11. dxc5 Bxc5 12. e5 Nd5 13. a4 b4 14. Ne4 Be7 15. Bg5 f6 16. exf6 Bxf6 17. Re1 O-O 18. Nxf6+ gxf6 19. Bh6 Re8 20. Nd4 Nf4 21. Qg4+ Ng6 22. Bxg6 Kh8 23. Nxe6 Qe7 24. Bf7 Qxf7 25. Ng5 Rxe1+ 26. Rxe1 Qg6 27. Nf7+ Kg8 28. Re8+ Kxf7 29. Qe6#

[ 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 continuation for White?

G/10, Columbus Chess Club
Analysis of Coffey, John vs. Bemke, James

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 c6 4. e3 e6 5. Nc3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 Bb7 9. e4 Be7 10. e5 Nd5 11. Ne4 a6 12. O-O c5 13. dxc5 Nxc5 14. Nxc5 Bxc5 15. Bg5 Qb6 16. Rc1 O-O 17. Bb1 h6 18. Qd3 f5 19. exf6 e.p. Nxf6 20. Bxf6 Rxf6 21. Qh7+ Kf8 22. Ne5 Rf7 23. Rfd1 Bd5 24. Rxd5 exd5 25. Ng6+ Ke8 26. Qg8+ Rf8 27. Nxf8 Bxf8 28. Re1+ Kd7 29. Qxd5+ Qd6 30. Qb7+ Kd8 31. Qxa8+ Kd7 32. Qb7+ Qc7 33. Bf5+ Kd6 34. Re6+ Kc5 35. Qxc7+ Kd4 36. Qc3+ Kd5 37. Re5+ Kd6 38. Qc5#

[ 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

What is the best move for White?

ICC 30 0, Internet Chess Club
Analysis of fiddler (1732) vs. yoshi (2063)

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

(white to move) 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Bd2 Bb7 6. e3 O-O 7. Bd3 Bxc3 8. Bxc3 Ne4 9. Rc1 d6 10. O-O Nd7 11. Nd2 Nxc3 12. Rxc3 f5 13. f4 c5 14. Nf3 Qf6 15. Be2 Rac8 16. Qd2 Qg6 17. Nh4 Qh6 18. Bf3 Bxf3 19. Nxf3 Nf6 20. Qd3 Ne4 21. Rc2 g5 22. g3 Rfd8 23. Nxg5 Nxg5 24. fxg5 Qxg5 25. d5 Rf8 26. dxe6 Rce8 27. e4 fxe4 28. Rxf8+ Rxf8 29. Qxe4 Qe5 30. Qxe5 dxe5 31. Re2 Re8 32. Rxe5

[ 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