White to play and win

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

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

(white to move) 1. Nf3 c6 2. e4 g6 3. d4 Bg7 4. Nc3 d6 5. Bd3 Bg4 6. O-O e5 7. dxe5 dxe5 8. h3 Bxf3 9. Qxf3 Qf6 10. Qg3 Nd7 11. Rd1 h6 12. a4 Ne7 13. Be3 O-O 14. Ba6 bxa6 15. Rxd7 Nc8 16. Rad1 Nb6 17. Rd7d6 Qe7 18. Bc5 Qc7 19. a5 Nc4 20. Rd7 Qxa5 21. Bxf8 Bxf8 22. Qf3 f5 23. exf5 e4 24. Nxe4 Be7 25. Rxe7 Qb4 26. Rg7+ Kxg7 27. Rd7+ Kg8 28. fxg6 Rf8 29. Qf6 Rxf6 30. Nxf6+ Kf8 31. Rf7#

[ 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?

ICC 30 0 u, Internet Chess Club
john2001plus (1825) vs. fiddler (1795)

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 b6 7. cxd5 Nxd5 8. Nxd5 Qxd5 9. a3 Bb7 10. Bxc7 Nd7 11. Bd3 Rac8 12. Bg3 Rfd8 13. e4 Qa5+ 14. b4 Qh5 15. O-O Nf6 16. Qe2 Rc3 17. Rfc1 Rdc8 18. Bf4 Qg4 19. Rxc3 Rxc3 20. Bd2 Rxd3 21. Qxd3 Bxe4 22. Qe2 h6 23. h3 Bxf3 24. Qxf3 Qxd4 25. Bc3 Qc4 26. Bd2 Nd5 27. Rc1 Qa2 28. Rc8+ Kh7 29. Qxf7 Qxd2 30. Qg8+ Kg6 31. Qxe6+ Nf6 32. Qxe7 Qd1+ 33. Kh2 Qd4 34. Rc7

[ 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