Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Delayed_Alapin
Moves: 1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. e5 dxe5 5. Nxe5 e6 6. d4 cxd4 7. cxd4 Nc6 8.
Nf3 Be7 9. Bb5 Bd7 10. O-O a6 11. Ba4 b5 12. Bc2 O-O 13. a3 Qb6 14. Bf4 Nd5 15.
Be5 Bf6 16. Re1 Bxe5 17. Nxe5 Bc8 18. Qd3 Nxd4 *
Position (FEN): r1b2rk1/5ppp/pq2p3/1p1nN3/3n4/P2Q4/1PB2PPP/RN2R1K1 w - - 0 19
White to move.
Themes: Kingside Attack Opening Mate in 1 
Puzzle rating: 593
Best move: Qxh7#