Chess puzzle (Checkmate)
Opening: Indian_Defense, Indian_Defense_Other_variations
Moves: 1. d4 Nf6 2. Bf4 d6 3. Nc3 g6 4. e4 Bg7 5. Qd2 c6 6. O-O-O O-O 7. h4 b5 8. f3
b4 9. Nb1 a5 10. g4 Nbd7 11. h5 e5 12. Bh6 exd4 13. hxg6 fxg6 14. Bc4+ d5 15.
exd5 cxd5 16. Bxg7 Kxg7 17. Qh6+ Kg8 18. Bxd5+ Nxd5 *
Position (FEN): r1bq1rk1/3n3p/6pQ/p2n4/1p1p2P1/5P2/PPP5/1NKR2NR w - - 0 19
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 1040
Best move: Qxh7#