Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. Be2 O-O 6. Be3 e5 7. d5 Na6 8. g4 Nd7
9. g5 Ndc5 10. h4 Bd7 11. a3 b6 12. b4 Nb7 13. h5 Nb8 14. f3 a5 15. h6 Bh8 16.
Nh3 Bxh3 17. Rxh3 Nd7 18. Kf2 f5 19. gxf6 Nxf6 20. Rg3 Nh5 21. Rg4 Nf4 22. Qg1
axb4 23. Bxf4 exf4 24. Rxg6+ Kf7 25. Rg7+ Bxg7 26. Qxg7+ Ke8 27. Nb5 Qh4+ 28.
Kf1 Qh1+ 29. Kf2 Qh2+ 30. Ke1 Rf7 31. Nxc7+ Rxc7 32. Qxc7 Qg1+ 33. Kd2 Qxa1 34.
Qxb7 Qc3+ 35. Kd1 Rxa3 36. Qc6+ Ke7 37. Qc7+ Kf6 *
Position (FEN): 8/2Q4p/1p1p1k1P/3P4/1pP1Pp2/r1q2P2/4B3/3K4 w - - 4 38
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1596
Best move: Qg7#