Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Bc4 Nc6 3. c3 d6 4. h3 Nf6 5. d3 Be7 6. Bb3 Be6 7. Bc2 d5 8. exd5
Qxd5 9. Nf3 e4 10. dxe4 Qxd1+ 11. Kxd1 Nxe4 12. Bxe4 O-O-O+ 13. Ke1 Rhe8 14.
Nbd2 Bc5 15. Kf1 Bc4+ 16. Kg1 Ba6 17. b4 Bd6 18. a4 Be2 19. Ra2 Kb8 20. Bxc6
bxc6 21. Nd4 Bc4 22. Nxc6+ Ka8 23. g3 Bxa2 24. Nxd8 Rxd8 25. Kh2 Re8 26. Rd1
Be6 27. Ne4 Be5 28. f4 Bf6 29. Nxf6 gxf6 30. g4 Bb3 31. Rd7 Kb7 32. a5 Re1 33.
Bd2 Re2+ 34. Kg3 Kc6 35. Rd4 Bd5 36. b5+ Kc5 37. h4 Rg2+ 38. Kh3 Re2 39. f5
Bg2+ 40. Kg3 Kxb5 41. Bf4 c6 42. Rd7 Bd5 43. Rxa7 Rg2+ 44. Kh3 Rc2 45. Bc7
Rxc3+ 46. Kh2 Ra3 47. Bb6 Ra2+ 48. Kg3 h6 49. Kf4 Ra4+ 50. Kg3 Ra3+ 51. Kf4 *
Position (FEN): 8/R4p2/1Bp2p1p/Pk1b1P2/5KPP/r7/8/8 b - - 5 51
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 989
Best move: Rf3#