Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. c3 Qb6 6. Be2 cxd4 7. cxd4 Nge7 8. b3
Nf5 9. Be3 Bb4+ 10. Nbd2 Nfxd4 11. Nxd4 Nxd4 12. a3 Bc5 13. b4 Bxb4 14. axb4
Qxb4 15. Rb1 Qc3 16. Qa4+ Nc6 17. O-O O-O 18. Nf3 Nxe5 19. Bd4 Nxf3+ 20. Bxf3
Qc6 21. Qd1 b5 22. Bh5 a5 23. Qg4 e5 24. Qd1 exd4 25. Qxd4 Qc4 26. Qe5 Qe4 27.
Qd6 Bf5 28. Rxb5 Rfd8 29. Qc7 Rd7 30. Rb8+ Qe8 31. Rxe8+ Rxe8 32. Qf4 Bg6 33.
Bg4 Ra7 34. Qd4 Rea8 35. Rc1 a4 36. Qxa7 Rxa7 *
Position (FEN): 6k1/r4ppp/6b1/3p4/p5B1/8/5PPP/2R3K1 w - - 0 37
White to move.
Themes:  Endgame Back Rank Mate, Mate in 1 
Puzzle rating: 638
Best move: Rc8#