Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Other_variations
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 e5 5. Bb5+ Bd7 6. Bxd7+ Nxd7 7. Nf5 Be7
8. Nxd6+ Bxd6 9. Qxd6 Qa5+ 10. Nc3 Ngf6 11. O-O Rc8 12. Nd5 Nxe4 *
Position (FEN): 2r1k2r/pp1n1ppp/3Q4/q2Np3/4n3/8/PPP2PPP/R1B2RK1 w k - 0 13
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1206
Best move: Qe7#