Chess puzzle (Checkmate)
Moves: 1. d4 e6 2. c4 c5 3. d5 Nf6 4. Nc3 exd5 5. cxd5 d6 6. e4 a6 7. a4 Be7 8. g3 O-O
9. Bg2 Re8 10. Nge2 h6 11. O-O Bg4 12. f3 Bh5 13. g4 Bg6 14. Ng3 Bf8 15. h4
Nbd7 16. h5 Bh7 17. Bf4 Ne5 18. Qd2 Rb8 19. b3 b5 20. axb5 axb5 21. Kh2 c4 22.
b4 Nd3 23. Be3 Nxb4 24. g5 hxg5 25. Bxg5 Nd3 26. Rh1 Be7 27. h6 Nxd5 28. Bxe7
Nxe7 29. hxg7 Kxg7 30. Nh5+ Kh8 31. Qh6 Ng8 *
Position (FEN): 1r1qr1nk/5p1b/3p3Q/1p5N/2p1P3/2Nn1P2/6BK/R6R w - - 4 32
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 901
Best move: Qg7#