Chess puzzle (Advantage)
Opening: Ruy_Lopez, Ruy_Lopez_Berlin_Defense
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bf1 Nxe5
8. Rxe5 O-O 9. d4 Bf6 10. Re1 Nf5 11. c3 d5 12. Bf4 c6 13. Nd2 Nh4 14. h3 Bg5
15. Bh2 Bxh3 *
Position (FEN): r2q1rk1/pp3ppp/2p5/3p2b1/3P3n/2P4b/PP1N1PPB/R2QRBK1 w - - 0 16
White to move.
Themes:  Opening  
Puzzle rating: 2444
Best move: f4