Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb3 Nf6 6. Nc3 e6 7. Be3 Qc7 8.
Bd3 Bb4 9. O-O Bxc3 10. bxc3 d6 11. a4 b6 12. Nd4 a6 13. f4 e5 14. Nxc6 Qxc6
15. fxe5 dxe5 16. Qf3 Be6 17. Qf2 O-O 18. Rab1 Nxe4 19. Qf3 f5 20. Rxb6 Qc8 21.
Bxe4 fxe4 22. Qxf8+ Qxf8 23. Rxf8+ Kxf8 24. Rxe6 Rc8 25. Rxa6 Rxc3 26. Bb6 Rxc2
27. Ra8+ Kf7 28. a5 Rb2 29. Rb8 Ra2 30. Kf1 g5 31. Rb7+ Kg6 32. Ra7 Rb2 33. Be3
Rb3 34. Bb6 h5 35. Re7 Kf6 36. Rh7 Kg6 37. Re7 Kf6 38. Bd8 Kf5 39. a6 Ra3 40.
Ra7 e3 41. Ke2 Ke4 42. Ra8 Ra2+ 43. Ke1 Kd3 44. Bxg5 *
Position (FEN): R7/8/P7/4p1Bp/8/3kp3/r5PP/4K3 b - - 0 44
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1226
Best move: Ra1#