Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 Nf6 5. Nc3 Bb4 6. Bd2 d6 7. O-O-O Be6 8.
Bb5 O-O 9. f4 a6 10. Bxc6 bxc6 11. Nf3 Re8 12. Rhe1 Bg4 13. Qd3 Rb8 14. h3 Bxf3
15. gxf3 Nd7 16. Qxa6 Rb6 17. Qc4 Qf6 18. Rg1 Bxc3 19. Bxc3 Qxf4+ 20. Kb1 Ne5
21. Qe2 g6 22. Rgf1 Ra8 23. b3 Rba6 24. a4 Rb6 25. Bb2 c5 26. Qd2 Qxd2 27. Rxd2
c4 28. f4 Nc6 29. Rf3 cxb3 30. Rxb3 Rab8 31. Rxb6 Rxb6 32. e5 Na5 33. exd6 cxd6
34. Rd4 Kf8 35. Kc1 Ke7 36. Rd5 Nc4 37. Bd4 Rb4 38. a5 Ra4 39. Bc3 Ra3 40. Rd3
Kd7 41. Bb4 *
Position (FEN): 8/3k1p1p/3p2p1/P7/1Bn2P2/r2R3P/2P5/2K5 b - - 6 41
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 959
Best move: Ra1#