Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Richter-Rauzer_Variation
Moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 Bd7 7. Qd2 Rc8 8.
f4 Nxd4 9. Qxd4 Qa5 10. e5 dxe5 11. fxe5 e6 12. O-O-O Bc6 13. Bb5 Bxb5 14. exf6
Bc6 15. Qf4 g6 16. Rhe1 h5 17. Rxe6+ fxe6 *
Position (FEN): 2r1kb1r/pp6/2b1pPp1/q5Bp/5Q2/2N5/PPP3PP/2KR4 w k - 0 18
White to move.
Themes: Advanced Pawn Middlegame Mate in 1 
Puzzle rating: 856
Best move: f7#