Chess puzzle (Checkmate)
Moves: 1. g3 Nf6 2. Bg2 g6 3. e4 d6 4. Ne2 Bg7 5. d4 O-O 6. O-O e5 7. Nbc3 Nc6 8. d5
Ne7 9. Bg5 Nd7 10. Qd2 f5 11. Bh6 Nf6 12. Bxg7 Kxg7 13. f4 fxe4 14. Bxe4 Nxe4
15. Nxe4 Bh3 16. Rf2 Bf5 17. Ng5 h6 18. Ne6+ Bxe6 19. dxe6 Nf5 20. fxe5 dxe5
21. Qxd8 Rfxd8 22. g4 Ne3 23. Rf7+ Kg8 24. Kf2 Nxg4+ 25. Kg3 Ne3 26. Nc3 Re8
27. Rf3 Nf5+ 28. Kg4 Rxe6 29. Re1 Rae8 30. Nd5 c6 31. Nc7 R6e7 32. Nxe8 Rxe8
33. h4 e4 34. Rf4 h5+ 35. Kg5 Kg7 36. Rfxe4 Rxe4 37. Rxe4 Kf7 38. c4 Nd6 39.
Rf4+ Nf5 40. a4 c5 41. b3 b6 42. Rf1 Kg7 43. Rd1 Nd4 44. Rd3 *
Position (FEN): 8/p5k1/1p4p1/2p3Kp/P1Pn3P/1P1R4/8/8 b - - 5 44
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1200
Best move: Ne6#