Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Alapin_Variation
Moves: 1. e4 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 e6 5. Nf3 d5 6. exd5 exd5 7. Bb5 Be7 8.
O-O Nf6 9. Ne5 Bd7 10. Nc3 Nxe5 11. dxe5 Bxb5 12. exf6 Bxf1 13. fxe7 Qxe7 14.
Qxf1 d4 15. Nd5 Qd6 16. Qe1+ Kd7 17. Qe4 Rhe8 18. Qf3 *
Position (FEN): r3r3/pp1k1ppp/3q4/3N4/3p4/5Q2/PP3PPP/R1B3K1 b - - 7 18
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 832
Best move: Re1#