Chess puzzle (Checkmate)
Moves: 1. b4 e5 2. Bb2 e4 3. e3 Bxb4 4. Bxg7 d5 5. Bxh8 f6 6. Qh5+ Kd7 7. Qxh7+ Ne7 8.
Bxf6 Nc6 9. Bxe7 Nxe7 10. Nc3 c6 11. Nge2 Kc7 12. a3 Bd6 13. Nf4 Bf5 14. Qh6
Qd7 15. g3 Be5 16. Bh3 Rh8 17. Bxf5 Qxf5 18. Ncxd5+ Nxd5 19. Qg6 Qxg6 20. Nxg6
Bxa1 21. Nxh8 Bxh8 22. h4 Bg7 23. h5 Bh6 24. Ke2 a5 25. f3 exf3+ 26. Kxf3 a4
27. Ke4 b5 28. Rf1 Kd6 29. Kd4 c5+ 30. Kd3 b4 31. axb4 cxb4 32. e4 a3 33. exd5
Kxd5 34. Rf5+ Kc6 35. Rf6+ Kb5 36. c4+ bxc3 37. dxc3 a2 38. Rf1 Ka4 39. Kc2 Ka3
40. g4 Bg5 41. Rh1 Bh6 42. Ra1 Bf4 43. Rf1 Be5 44. g5 Bg7 45. h6 Be5 46. g6 Bf4
47. h7 Be5 48. Re1 Bg7 49. Re7 a1=Q *
Position (FEN): 8/4R1bP/6P1/8/8/k1P5/2K5/q7 w - - 0 50
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1218
Best move: Ra7#