Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. f4 d6 3. Bc4 Nf6 4. Nc3 Nc6 5. Nf3 Bg4 6. h3 Bxf3 7. Qxf3 Nd4 8.
Qd1 Qe7 9. d3 O-O-O 10. O-O h6 11. Nd5 Nxd5 12. Bxd5 c6 13. Bc4 b5 14. Bb3 a5
15. c3 Ne6 16. Bxe6+ Qxe6 17. a4 b4 18. cxb4 axb4 19. Bd2 c5 20. Qc2 exf4 21.
Rxf4 g5 22. Rf5 Bg7 23. Bxb4 Bd4+ 24. Kh1 Kd7 25. Qc4 Qxc4 26. dxc4 cxb4 27.
Rxf7+ Ke6 28. Rf5 Bxb2 29. Rb1 Bc3 30. g4 Ra8 31. a5 Rhf8 32. Kg2 Rxf5 33.
exf5+ Kf6 34. Kf3 Rxa5 35. Rd1 Ra3 36. Rxd6+ Ke7 37. Re6+ Kf7 38. Ke4 Bf6 39.
Rb6 b3 40. Kd5 b2 41. Rb7+ Ke8 42. Ke6 Bh8 *
Position (FEN): 4k2b/1R6/4K2p/5Pp1/2P3P1/r6P/1p6/8 w - - 4 43
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 895
Best move: Rb8#