Chess puzzle (Checkmate)
Moves: 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nc3 Nc6 5. Bf4 Bf5 6. Bb5 e6 7. Nf3 Bd6 8.
Qd2 a6 9. Ba4 b5 10. Bb3 Nf6 11. O-O O-O 12. Nh4 Be4 13. f3 Bf5 14. Nxf5 exf5
15. Bxd6 Qxd6 16. Rad1 Na5 17. Nxd5 Nxd5 18. Bxd5 Qxd5 19. Qxa5 Qc4 20. Rd2
Rfc8 21. b3 Qc3 22. Qxc3 Rxc3 23. d5 Rd8 24. Re1 Rc5 25. Re7 Kf8 26. d6 Rxd6
27. Rxd6 Kxe7 28. Rxa6 Rxc2 29. h4 h5 30. Ra5 Ke6 31. Rxb5 Rxa2 32. Rc5 f6 33.
b4 Rb2 34. b5 g5 35. hxg5 fxg5 36. Kh2 h4 37. Kh3 Rb1 38. Kh2 g4 39. f4 g3+ 40.
Kh3 *
Position (FEN): 8/8/4k3/1PR2p2/5P1p/6pK/6P1/1r6 b - - 1 40
Black to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 400
Best move: Rh1#