Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. Bf4 e6 3. Nf3 Bd6 4. Bg5 Nf6 5. Nbd2 O-O 6. e4 dxe4 7. Bxf6 Qxf6 8.
Nxe4 Qe7 9. Bd3 b6 10. Nfg5 h6 11. Qh5 Nd7 12. h4 Nf6 13. Nxf6+ Qxf6 14. O-O-O
Bb7 15. Kb1 c5 16. dxc5 Bxc5 17. f3 a5 18. Rh3 Bd4 19. Rg3 Bxb2 20. Nh7 Qe5 21.
Qxh6 Qxg3 22. Nf6+ Bxf6 *
Position (FEN): r4rk1/1b3pp1/1p2pb1Q/p7/7P/3B1Pq1/P1P3P1/1K1R4 w - - 0 23
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 923
Best move: Qh7#