Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Kan_Variation
Moves: 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bc4 Nf6 7. Bb3 Nc6 8.
Be3 b5 9. h3 b4 10. Nxc6 Qxc6 11. Ba4 Qc7 12. Ne2 Nxe4 13. Qd4 Bb7 14. Bf4 Qa5
*
Position (FEN): r3kb1r/1b1p1ppp/p3p3/q7/Bp1QnB2/7P/PPP1NPP1/R3K2R w KQkq - 4 15
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 552
Best move: Qxd7#