Chess puzzle (Checkmate)
Moves: 1. c4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. e4 e6 7. Be2 Be7 8. O-O
O-O 9. b3 Nbd7 10. Bb2 Qc7 11. Rc1 b6 12. Qd2 Bb7 13. f3 Rfd8 14. Rfd1 Rac8 15.
Kh1 Qb8 16. Na4 d5 17. exd5 exd5 18. Nf5 Bf8 19. cxd5 Rxc1 20. Rxc1 Nxd5 21.
Qg5 g6 22. Nh6+ Bxh6 23. Qxh6 f6 24. h4 b5 25. Nc3 Qf4 26. Qxf4 Nxf4 27. Bf1
Ne5 28. Ne4 Bxe4 29. fxe4 Rd2 30. Rc8+ Kg7 31. Bxe5 fxe5 32. Rc7+ Kh6 33. a4
Rd1 34. Kg1 Ne2+ 35. Kf2 Nd4 36. axb5 axb5 37. Rc5 Rb1 38. Bxb5 Rxb3 39. Ba4
Rb2+ 40. Kf1 Ra2 41. Bd7 Nc2 42. Rxe5 Ne3+ 43. Ke1 Nxg2+ 44. Kf1 Nxh4 45. Be6
Rb2 46. Bg8 Nf3 47. Re7 Kg5 48. Bxh7 Kf4 49. Rf7+ Ke3 50. Bxg6 *
Position (FEN): 8/5R2/6B1/8/4P3/4kn2/1r6/5K2 b - - 0 50
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1663
Best move: Rf2#