Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 O-O 7. Qc2 dxc4 8.
e4 Nh5 9. h4 b5 10. Ne2 f5 11. e5 Bb7 12. Bd2 Nc6 13. g4 fxg4 14. fxg4 Nxd4 15.
Nxd4 Bxh1 16. O-O-O Ng3 17. Bg5 Qc8 18. Bg2 Bxg2 19. Qxg2 Qa6 20. Nc2 c5 21.
Qxg3 b4 22. axb4 cxb4 23. cxb4 Rac8 24. Qc3 Qc6 25. Nd4 Qb6 26. Be7 Rf2 27. g5
Qa6 28. Nc2 Qb7 29. Bc5 Rf3 30. Qxc4 Qc7 31. Qxe6+ Kh8 32. Rd7 Rf1+ 33. Kb2 Qb8
34. Qd5 a5 35. Rb7 Qa8 36. Qd7 Rg8 37. e6 axb4 38. Bd4 b3 39. Bxg7+ Rxg7 *
Position (FEN): q6k/1R1Q2rp/4P3/6P1/7P/1p6/1KN5/5r2 w - - 0 40
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 764
Best move: Qxg7#