What is the best move for White?

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

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

(white to move) 1. Nf3 g6 2. d4 Bg7 3. c4 Nf6 4. Nc3 b6 5. e4 d6 6. Bd3 O-O 7. h3 c5 8. e5 dxe5 9. dxe5 Nfd7 10. Be4 Nxe5 11. Qxd8 Rxd8 12. Bxa8 Nxc4 13. O-O Ba6 14. Re1 e6 15. Bg5 f6 16. Rad1 Re8 17. Bc1 f5 18. Bd5

[ 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