Chess puzzle (Checkmate)
Moves: 1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. c5 Nd5 5. d4 d6 6. Nf3 Nc6 7. Bc4 e6 8. O-O
dxe5 9. Nxe5 Nxe5 10. dxe5 Bxc5 11. Qg4 Bf8 12. Nc3 Nxc3 13. bxc3 Qd7 14. Be3
Qa4 15. Rab1 Bd7 16. Qe2 b6 17. Rfd1 Be7 18. Bb5 Bxb5 19. Rxb5 O-O 20. Rbb1 Qe4
21. Qb2 Qxe5 22. Rd7 Bf6 23. Bd4 Qf5 24. Bxf6 Qxf6 25. Rxc7 Rfc8 26. Rxc8+ Rxc8
27. Rd1 h6 28. Rc1 Qe5 29. g3 Qc5 30. Qd2 a5 31. Qd7 b5 32. a3 b4 33. axb4 axb4
34. c4 b3 35. Qb7 b2 36. Qxb2 Qc7 37. c5 Rb8 38. Qd4 Rb5 39. Qd6 Qxd6 40. cxd6
Rd5 41. Rc6 Kf8 *
Position (FEN): 5k2/5pp1/2RPp2p/3r4/8/6P1/5P1P/6K1 w - - 3 42
White to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 400
Best move: Rc8#