Chess puzzle (Advantage)
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bc4 Bg7 7. Bg5 Nc6 8.
Bxf6 Bxf6 9. Nxc6 bxc6 10. O-O O-O 11. a3 Rb8 12. Rb1 Bb7 13. Ba2 Qc7 14. f4 e5
15. fxe5 Bxe5 16. Qf3 d5 17. exd5 Bxh2+ 18. Kh1 Bd6 19. dxc6 Bxc6 20. Nd5 Qd8 *
Position (FEN): 1r1q1rk1/p4p1p/2bb2p1/3N4/8/P4Q2/BPP3P1/1R3R1K w - - 2 21
White to move.
Themes:  Middlegame  
Puzzle rating: 1074
Best move: Nf6+