Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_French_Variation
Moves: 1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. h3 d5 5. exd5 exd5 6. d4 Nf6 7. Bb5 a6 8.
Bxc6+ bxc6 9. O-O cxd4 10. Nxd4 Bd7 11. Re1+ Be7 12. Qe2 c5 13. Nb3 Qb6 *
Position (FEN): r3k2r/3bbppp/pq3n2/2pp4/8/1NN4P/PPP1QPP1/R1B1R1K1 w kq - 2 14
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 439
Best move: Qxe7#