What is the best move for White?

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

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

(white to move) 1. Nf3 c5 2. e4 d6 3. c3 Nd7 4. d4 c4 5. Bxc4 Ngf6 6. e5 Ne4 7. Qe2 f5 8. e6 Ndf6 9. Bb5+ Nd7 10. Nbd2 a6 11. Bxd7+ Bxd7 12. exd7+ Qxd7 13. Nc4 Rc8 14. Nb6

[ 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