Chess puzzle (Checkmate)
Opening: Owen_Defense, Owen_Defense_Other_variations
Moves: 1. e4 b6 2. d4 Bb7 3. Bd3 e6 4. Nc3 Bb4 5. Bd2 Nf6 6. Qe2 Bxc3 7. Bxc3 Nc6 8.
Nf3 Qe7 9. O-O-O O-O 10. h4 h6 11. e5 Nd5 12. Qe4 Nxc3 *
Position (FEN): r4rk1/pbppqpp1/1pn1p2p/4P3/3PQ2P/2nB1N2/PPP2PP1/2KR3R w - - 0 13
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 692
Best move: Qh7#