Chess puzzle (Checkmate)
Moves: 1. d4 e6 2. c4 d5 3. Nf3 c5 4. cxd5 Qxd5 5. Nc3 Qd8 6. e4 Nf6 7. e5 Nd5 8. Bd3
Nb4 9. Bb1 cxd4 10. Nxd4 Bc5 11. Nb3 Qxd1+ 12. Nxd1 Bb6 13. O-O N4c6 14. Nc3
Nxe5 15. Bf4 Ng6 16. Bg3 Nc6 17. Na4 Bd4 18. Be4 Bf6 19. Rac1 Bd7 20. Nbc5 Bc8
21. Nxb7 Bxb7 22. Bxc6+ Bxc6 23. Rxc6 O-O 24. Rfc1 Ne7 25. Rc7 Nd5 26. Rd7 Nb6
27. Nxb6 axb6 28. Bd6 Rfc8 29. Rdc7 Rd8 30. Ba3 h6 31. g3 Be5 32. Rb7 Ra6 33.
f4 Bd4+ 34. Kg2 Bc5 35. Kh3 Bxa3 36. bxa3 Rxa3 37. Rcc7 Rf8 38. Rxb6 Rxa2 39.
Rbb7 Ra5 40. Re7 Rf5 41. Red7 g5 42. fxg5 hxg5 43. Re7 Kg7 44. g4 Re5 45. Kg3
Rh8 46. Rxf7+ Kh6 *
Position (FEN): 7r/1R3R2/4p2k/4r1p1/6P1/6K1/7P/8 w - - 1 47
White to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 942
Best move: Rf6#