Chess puzzle (Checkmate)
Opening: Four_Knights_Game, Four_Knights_Game_Spanish_Variation
Moves: 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 d6 5. d4 exd4 6. Qxd4 Bd7 7. Bxc6 Bxc6 8.
b3 Be7 9. Bb2 O-O 10. O-O-O Nd7 11. Nd5 Bxd5 *
Position (FEN): r2q1rk1/pppnbppp/3p4/3b4/3QP3/1P3N2/PBP2PPP/2KR3R w - - 0 12
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 1310
Best move: Qxg7#