Chess puzzle (Checkmate)
Opening: Queens_Indian_Defense, Queens_Indian_Defense_Kasparov_Variation
Moves: 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 h6 5. Bh4 b6 6. Nf3 Bb7 7. g3 O-O 8. Bg2
g5 9. Qc1 gxh4 10. Qxh6 Bxc3+ 11. bxc3 Nh7 12. Ng5 Bxg2 *
Position (FEN): rn1q1rk1/p1pp1p1n/1p2p2Q/6N1/2PP3p/2P3P1/P3PPbP/R3K2R w KQ - 0 13
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 858
Best move: Qxh7#