Chess puzzle (Checkmate)
Opening: Sicilian_Defense, Sicilian_Defense_Alapin_Variation
Moves: 1. e4 c5 2. c3 d6 3. d4 cxd4 4. cxd4 Nf6 5. Nc3 e6 6. Be3 Be7 7. Qd2 a6 8. f3
h6 9. Bd3 O-O 10. Nge2 b5 11. O-O Bb7 12. Ng3 Nbd7 13. Rad1 Rc8 14. a3 Nb6 15.
e5 dxe5 16. dxe5 Nfd5 17. Bxh6 gxh6 18. Qxh6 Bg5 *
Position (FEN): 2rq1rk1/1b3p2/pn2p2Q/1p1nP1b1/8/P1NB1PN1/1P4PP/3R1RK1 w - - 1 19
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 919
Best move: Qh7#