Chess puzzle (Checkmate)
Moves: 1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Bd3 g6 5. Nf3 Bg7 6. O-O O-O 7. Bc4 Nb6 8.
Bb3 c5 9. d3 Nc6 10. Be3 Nd4 11. Bxd4 cxd4 12. Ne2 a5 13. a4 Qd6 14. Ng3 Kh8
15. Ne4 Qc7 16. Qe2 Bd7 17. Ned2 Rfe8 18. Bxf7 Rf8 19. Bb3 Rae8 20. Rfe1 Qf4
21. Ne4 e5 22. h3 Bxh3 23. gxh3 Qxf3 24. Qxf3 Rxf3 25. Kg2 Ref8 26. Re2 h6 27.
Nd2 R3f5 28. Be6 Rg5+ 29. Kh2 h5 30. Rg1 Rxg1 31. Kxg1 Nc8 32. Nc4 Ne7 33. Nxe5
Kh7 34. Nc4 Nf5 35. Nxa5 Ra8 36. Nxb7 Rxa4 37. Nc5 Ra1+ 38. Kg2 Nh4+ 39. Kg3 g5
40. f3 Rg1+ 41. Kh2 *
Position (FEN): 8/6bk/4B3/2N3pp/3p3n/3P1P1P/1PP1R2K/6r1 b - - 2 41
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 989
Best move: Nxf3#