Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 Nc6 3. c3 e5 4. Bb5 d6 5. O-O Be7 6. d4 exd4 7. cxd4 cxd4 8.
Nxd4 Bd7 9. Bc4 Nf6 10. Re1 O-O 11. Nf5 Bxf5 12. exf5 Ne5 13. Bb3 a6 14. Nc3 b5
15. h3 Qc8 16. Bc2 Qb7 17. Ne4 d5 18. Nxf6+ Bxf6 19. g4 Rfe8 20. Bf4 Nc4 21.
Rxe8+ Rxe8 22. b3 Bxa1 23. Qxa1 Na3 24. Bd3 d4 25. Qxd4 Re1+ 26. Bf1 Qe7 27.
Be3 Nc2 28. Qd2 Rxe3 29. fxe3 Nxe3 30. Qe2 Qe5 31. Bg2 h6 32. Kf2 Qf4+ 33. Bf3
Nd5 34. Qe4 Qd2+ 35. Kg3 Nc3 36. Qa8+ Kh7 37. Qb7 Qe1+ 38. Kg2 Qd2+ 39. Kg3 Qe3
40. f6 Ne2+ 41. Kh4 g5+ 42. Kh5 *
Position (FEN): 8/1Q3p1k/p4P1p/1p4pK/6P1/1P2qB1P/P3n3/8 b - - 1 42
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 993
Best move: Ng3#