Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 d5 3. Nc3 c5 4. Nf3 Nc6 5. exd5 exd5 6. dxc5 Bxc5 7. Qxd5 Qe7+
8. Qe4 Bb4 9. Qxe7+ Ngxe7 10. Bd2 O-O 11. Bd3 Bg4 12. O-O-O Nd4 13. Rde1 Nxf3
14. gxf3 Bxf3 15. a3 Bxh1 16. axb4 Nc6 17. Rxh1 Nxb4 18. Bc4 Rac8 19. Bb3 Nc6
20. Rg1 Nd4 21. Bh6 Nf5 22. Bf4 Nd4 23. Bd5 Rxc3 24. bxc3 Ne2+ 25. Kd2 Nxg1 26.
Ke3 Nh3 27. Bg3 b6 28. Kd4 Ng5 29. Bc6 Ne6+ 30. Kc4 Rc8 31. Kd5 Rd8+ 32. Ke5
Nc5 33. h4 Rc8 34. Kd6 Rd8+ 35. Ke7 Rd2 36. Bb5 Rxc2 37. Bc4 Rxc3 38. Bxf7+ Kh8
39. Kf8 Rf3 40. Be5 Ne6+ 41. Ke7 Nc5 42. Kf8 Rxf7+ 43. Kxf7 a5 *
Position (FEN): 7k/5Kpp/1p6/p1n1B3/7P/8/5P2/8 w - - 0 44
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1126
Best move: Bxg7#