Chess puzzle (Checkmate)
Moves: 1. d4 e5 2. dxe5 Qe7 3. Bf4 Nc6 4. Nf3 Qb4+ 5. Bd2 Qxb2 6. Nc3 Bb4 7. Rb1 Qa3
8. Rb3 Qa5 9. e4 Bxc3 10. Bxc3 Qc5 11. Bd3 Nh6 12. Qa1 Ng4 13. O-O b6 14. h3
Nh6 15. e6 f6 16. exd7+ Bxd7 17. e5 O-O-O 18. a4 fxe5 19. a5 Bf5 20. axb6 cxb6
21. Rb5 Qe7 22. Bxe5 Rxd3 23. cxd3 Bxd3 24. Rd5 Bxf1 25. Qxf1 Nf7 26. Bxg7 Rd8
27. Qa6+ Kc7 28. Rxd8 Nfxd8 29. Ba1 Qc5 30. Qe2 Qc1+ 31. Qe1 Qxe1+ 32. Nxe1 a5
33. Nc2 b5 34. Kf1 b4 35. Ke2 Ne6 36. Kd2 Nf4 37. Ne3 Kd6 38. Kc2 Kc5 39. Kb3
Nd4+ 40. Ka4 Kb6 41. Bxd4+ Ka6 42. Be5 Nd3 43. Bg3 *
Position (FEN): 8/7p/k7/p7/Kp6/3nN1BP/5PP1/8 b - - 4 43
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1538
Best move: Nc5#