Chess puzzle (Checkmate)
Moves: 1. Nf3 e6 2. d4 Nf6 3. Nc3 d5 4. Bg5 Be7 5. Bxf6 Bxf6 6. e4 dxe4 7. Nxe4 O-O 8.
Bd3 g6 9. c3 Bg7 10. Qe2 Nd7 11. O-O-O b6 12. h4 Bb7 13. h5 Nf6 14. hxg6 hxg6
15. Ne5 Nxe4 16. Bxe4 Bxe4 17. Qxe4 Qd5 18. Qh4 Rfd8 19. c4 Qa5 20. Qf4 Bxe5
21. Qxe5 Qxe5 22. dxe5 Kg7 23. f4 g5 24. fxg5 Kg6 25. Rdf1 Rd4 26. Rf6+ Kg7 27.
Rhf1 Rxc4+ 28. Kb1 Rd8 29. Rxf7+ Kg6 30. R1f6+ Kh5 31. Rg7 *
Position (FEN): 3r4/p1p3R1/1p2pR2/4P1Pk/2r5/8/PP4P1/1K6 b - - 4 31
Black to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 796
Best move: Rd1#