Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 d6 5. Bxc6+ bxc6 6. O-O Bg4 7. Re1 Nh5 8.
h3 Bxf3 9. Qxf3 Nf6 10. d4 h6 11. dxe5 dxe5 12. Bd2 Bd6 13. Rad1 Qe7 14. a3 a5
15. Na4 O-O 16. Qg3 Kh7 17. Re3 Nh5 18. Qg4 Qg5 19. Qxg5 hxg5 20. Rc3 Nf4 21.
Rxc6 Ne2+ 22. Kh1 Nd4 23. Rc3 f6 24. Be3 Nb5 25. Rc4 Kg6 26. Bc5 Rh8 27. Bxd6
cxd6 28. Nb6 Rad8 29. a4 Nd4 30. c3 Ne2 31. Rc6 g4 32. Rcxd6 Rxd6 33. Rxd6 gxh3
34. gxh3 Rxh3+ 35. Kg2 Nf4+ 36. Kg1 Rh4 37. Nd7 Ne2+ 38. Kf1 Rxe4 39. Ra6 Kf5
40. Rxa5 Nf4 41. b4 Re2 42. b5 Rc2 43. b6 *
Position (FEN): 8/3N2p1/1P3p2/R3pk2/P4n2/2P5/2r2P2/5K2 b - - 0 43
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 649
Best move: Rc1#