Chess puzzle (Checkmate)
Moves: 1. d4 e6 2. Nf3 d5 3. c4 Nf6 4. Nc3 Be7 5. Bf4 O-O 6. e3 Nbd7 7. a3 c5 8. dxc5
Nxc5 9. cxd5 Nxd5 10. Nxd5 exd5 11. Be2 Bf6 12. Rc1 Ne4 13. b4 Bb2 14. Rc2 Bxa3
15. Qd4 Qb6 16. b5 Qxd4 17. Nxd4 Bb4+ 18. Kf1 Bd7 19. f3 Nd2+ 20. Kf2 Rac8 21.
Rd1 Nc4 22. e4 Bd6 23. Bxc4 Bxf4 24. Bxd5 Rxc2+ 25. Nxc2 Bxb5 26. Bxb7 Ba4 27.
Ra1 Bxc2 28. Rxa7 h6 29. Bd5 Bd6 30. Ke2 Rb8 31. Rxf7 Kh8 32. Rd7 Bxh2 33. Bf7
Ba4 34. Ra7 Bb5+ 35. Kd2 Bf4+ 36. Kc3 Bf1 37. g4 Be2 38. Bg6 Bxf3 39. Bf5 Be5+
40. Kd3 Bf4 41. Kd4 Rd8+ 42. Kc3 Be5+ 43. Kc2 Be2 44. Re7 Bd1+ 45. Kc1 Bf4+ 46.
Kb2 Bf3 47. e5 Rd5 *
Position (FEN): 7k/4R1p1/7p/3rPB2/5bP1/5b2/1K6/8 w - - 1 48
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 639
Best move: Re8#