Chess puzzle (Advantage)
Opening: Ruy_Lopez, Ruy_Lopez_Exchange_Variation
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Nf6 8.
d3 Bd6 9. Bg5 Qe7 10. a4 O-O-O 11. a5 h6 12. Be3 g5 13. Nd2 Kb8 14. Rfd1 Rdg8
15. g4 h5 16. Nf1 hxg4 17. hxg4 Nxg4 *
Position (FEN): 1k4rr/1pp1qp2/p1pb4/P3p1p1/4P1n1/3PBQ2/1PP2P2/R2R1NK1 w - - 0 18
White to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 799
Best move: Qxg4