Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Dragon_Variation
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Qf3 Qb6 8.
O-O-O Bg4 9. Qd3 Bxd1 10. Qxd1 Nxe4 11. Nxe4 Bxd4 12. c3 Bxf2 13. Qe2 Bc5 14.
Nxc5 dxc5 *
Position (FEN): rn2k2r/pp2pp1p/1q4p1/2p3B1/8/2P5/PP2Q1PP/2K2B1R w kq - 0 15
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 637
Best move: Qxe7#