Chess puzzle (Crushing)
Opening: Ruy_Lopez, Ruy_Lopez_Morphy_Defense
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Be7 6. c3 Nf6 7. d3 O-O 8. Nbd2
d6 9. Nf1 Bg4 10. Ng3 h5 11. h3 h4 *
Position (FEN): r2q1rk1/2p1bpp1/p1np1n2/1p2p3/4P1bp/1BPP1NNP/PP3PP1/R1BQK2R w KQ - 0 12
White to move.
Themes:  Opening  
Puzzle rating: 1630
Best move: hxg4