Chess puzzle (Checkmate)
Opening: English_Opening, English_Opening_Symmetrical_Variation
Moves: 1. c4 c5 2. Nc3 e6 3. Qc2 Nf6 4. e3 d6 5. Nf3 Be7 6. Be2 Nc6 7. a3 a6 8. b3 O-O
9. Bb2 Bd7 10. Ng5 h6 11. h4 e5 12. Nd5 Nxd5 *
Position (FEN): r2q1rk1/1p1bbpp1/p1np3p/2pnp1N1/2P4P/PP2P3/1BQPBPP1/R3K2R w KQ - 0 13
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 867
Best move: Qh7#