Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. c4 Nf6 3. Nf3 dxc4 4. Nc3 c5 5. d5 e6 6. e4 Be7 7. Bxc4 O-O 8. O-O
a6 9. a4 exd5 10. Nxd5 Nc6 11. Qc2 Bg4 12. Ng5 Nxd5 13. exd5 Bxg5 14. dxc6 bxc6
15. Bxg5 Qxg5 16. Rfe1 Bf3 17. g3 Qg4 18. Bd3 Qh3 19. Bf1 Qh5 20. Be2 Bxe2 21.
Rxe2 Rad8 22. Rae1 Qd5 23. b3 h6 24. Re3 Ra8 25. Rc1 Rab8 26. Qxc5 Qxc5 27.
Rxc5 Rfc8 28. Rec3 f6 29. f4 Kf7 30. Kf2 Ke6 31. Ke3 Kd6 32. Ke4 Rb4+ 33. Kf3
Rcb8 34. Rxc6+ Kd7 35. Rc7+ Ke6 36. R7c6+ Kf7 37. Rxa6 Rxb3 38. Rc6 R3b4 39. a5
Ra4 40. a6 Ra8 41. Rc7+ Kg6 42. Rb3 R4xa6 43. Rbb7 Ra3+ 44. Kg4 f5+ 45. Kh4 Rg8
46. h3 Kf6 *
Position (FEN): 6r1/1RR3p1/5k1p/5p2/5P1K/r5PP/8/8 w - - 1 47
White to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 1132
Best move: Rb6#