Chess puzzle (Checkmate)
Opening: Bishops_Opening, Bishops_Opening_Boi_Variation
Moves: 1. e4 e5 2. Bc4 Bc5 3. Nc3 d6 4. d3 Nc6 5. Na4 Bb6 6. a3 f5 7. Bxg8 Rxg8 8.
Nxb6 axb6 9. Qh5+ Kf8 10. Bg5 Qe8 11. Qxh7 Nd4 12. O-O-O Qc6 13. Nf3 *
Position (FEN): r1b2kr1/1pp3pQ/1pqp4/4ppB1/3nP3/P2P1N2/1PP2PPP/2KR3R b - - 4 13
Black to move.
Themes: Queenside Attack Middlegame Mate in 1 
Puzzle rating: 1234
Best move: Qxc2#