Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. f3 Bg7 7. Be3 O-O 8.
Qd2 d5 9. exd5 Nxd5 10. O-O-O Nxe3 11. Nxc6 Qxd2+ 12. Kxd2 Nc4+ 13. Bxc4 bxc6
14. Kc1 a5 15. Ne4 a4 16. Rhe1 Ba6 17. Bxa6 Rxa6 18. a3 Rb8 19. c3 Rab6 20. Re2
f5 21. Nc5 Rb5 22. Nd3 e5 23. c4 R5b6 24. Nxe5 Bxe5 25. Rxe5 Rxb2 26. Rd7 Rxg2
27. Ree7 Rxh2 28. c5 Rf8 29. f4 g5 30. Rg7+ Kh8 31. Rxg5 Rg8 32. Rxf5 Rg1+ 33.
Rd1 Rxd1+ 34. Kxd1 Ra2 35. Rf6 Rxa3 36. Rxc6 Rc3 37. Kd2 Rc4 38. f5 a3 39. f6
a2 *
Position (FEN): 7k/7p/2R2P2/2P5/2r5/8/p2K4/8 w - - 0 40
White to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 682
Best move: Rc8#