Chess puzzle (Checkmate)
Moves: 1. c4 c5 2. g3 Nc6 3. Bg2 g6 4. Nf3 Bg7 5. O-O e5 6. Nc3 Nge7 7. a4 O-O 8. d3
h6 9. Bd2 d6 10. Rb1 f5 11. Ne1 Kh7 12. Nc2 a5 13. Nb5 Nd4 14. Ncxd4 exd4 15.
b3 Nc6 16. e3 Rb8 17. Re1 g5 18. Qh5 Be6 19. Bd5 Bxd5 20. cxd5 Ne5 21. exd4
cxd4 22. Nxd4 Nxd3 23. Re6 Rf6 24. Bxg5 Rxe6 25. Nxe6 Qd7 26. Bd2 Ne5 27. Qxf5+
Kh8 28. Nxg7 Qxg7 29. Bf4 Rf8 30. Qe4 Qf6 31. Bxe5 dxe5 32. Qe2 Rd8 33. Qe4 Rf8
34. Rb2 Kg7 35. Re2 Re8 36. Kg2 Qd6 37. f4 Rd8 38. Qxe5+ Qxe5 39. Rxe5 Rd6 40.
Kf3 Rb6 41. Re3 Kf6 42. Ke4 Ke7 43. Kd4+ Kd7 44. Kc5 Rb4 45. Rc3 *
Position (FEN): 8/1p1k4/7p/p1KP4/Pr3P2/1PR3P1/7P/8 b - - 12 45
Black to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 953
Best move: b6#