Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Modern_Variations
Moves: 1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. O-O Be7 5. Re1 Nf6 6. c3 O-O 7. d4 cxd4 8. cxd4
a6 9. Nc3 b5 10. Bd3 Bb7 11. Bg5 h6 12. Bh4 Nbd7 13. e5 dxe5 14. dxe5 Bxf3 15.
Qxf3 Nd5 16. Nxd5 Bxh4 17. Nf4 Qc7 18. Qe4 Nc5 *
Position (FEN): r4rk1/2q2pp1/p3p2p/1pn1P3/4QN1b/3B4/PP3PPP/R3R1K1 w - - 4 19
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 747
Best move: Qh7#