Chess puzzle (Advantage)
Opening: Ruy_Lopez, Ruy_Lopez_Morphy_Defense
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Nd4 6. Nxd4 exd4 7. O-O Bd6 8.
e5 Bxe5 9. Qf3 Nf6 10. Qxa8 Ng4 11. Qd5 Bxh2+ 12. Kh1 O-O 13. f3 c6 14. Qh5 Qf6
15. Qxg4 d5 16. Kxh2 *
Position (FEN): 2b2rk1/5ppp/p1p2q2/1p1p4/3p2Q1/1B3P2/PPPP2PK/RNB2R2 b - - 0 16
Black to move.
Themes:  Middlegame  
Puzzle rating: 1397
Best move: Bxg4