Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. Bf4 e6 3. c4 c5 4. e3 dxc4 5. Bxc4 Bd6 6. Bg3 Bxg3 7. hxg3 cxd4 8.
Qxd4 Qxd4 9. exd4 Nf6 10. Nc3 Nc6 11. Nf3 b6 12. d5 exd5 13. Nxd5 Nxd5 14. Bxd5
Bd7 15. O-O O-O-O 16. a3 Kb8 17. Bxf7 Rhf8 18. Bd5 Ne7 19. Be4 Bg4 20. Ne5 Be2
21. Rfe1 Ba6 22. Bxh7 Rd2 23. Ng4 Nc6 24. b4 Bc8 25. f3 Bxg4 26. fxg4 Rff2 27.
Be4 Nd4 28. Bf3 Nxf3+ 29. gxf3 Rg2+ 30. Kf1 *
Position (FEN): 1k6/p5p1/1p6/8/1P4P1/P4PP1/3r2r1/R3RK2 b - - 2 30
Black to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 992
Best move: Rdf2#