Chess puzzle (Checkmate)
Opening: Indian_Defense, Indian_Defense_London_System
Moves: 1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 Bd6 5. Bg3 O-O 6. Bd3 h6 7. Nbd2 c5 8. c3
Nc6 9. Qe2 a6 10. a4 c4 11. Bc2 Bxg3 12. hxg3 Qb6 13. Rb1 Qc7 14. e4 e5 15.
exd5 Nxd5 16. dxe5 Bg4 17. Qe4 Bxf3 *
Position (FEN): r4rk1/1pq2pp1/p1n4p/3nP3/P1p1Q3/2P2bP1/1PBN1PP1/1R2K2R w K - 0 18
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 582
Best move: Qh7#