Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Ndb5 Bb4 7. a3 Bxc3+ 8.
Nxc3 d5 9. exd5 exd5 10. Bd3 O-O 11. O-O Bg4 12. Qd2 Re8 13. Qg5 d4 14. Ne4
Nxe4 15. Qxg4 Nf6 16. Qh4 Ne5 17. Bg5 Nxd3 18. cxd3 Re6 19. Rfe1 h6 20. Bxf6
Rxf6 21. Re4 Rd6 22. Qxd8+ Raxd8 23. Rc1 R8d7 24. Rc8+ Kh7 25. Ree8 Rb6 26. b4
a5 27. Rc4 axb4 28. axb4 Rd5 29. Re4 Rbd6 30. g4 Kg6 31. Kg2 f5 32. gxf5+ Kxf5
33. Re7 Kf6 34. Rcc7 Rg5+ 35. Kf3 Re6 36. Rf7+ Ke5 37. Rc5+ Kd6 38. Rxg5 hxg5
39. Rxg7 Rf6+ 40. Ke4 *
Position (FEN): 8/1p4R1/3k1r2/6p1/1P1pK3/3P4/5P1P/8 b - - 2 40
Black to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 1419
Best move: Rf4#