Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. c4 e6 3. Nf3 Nc6 4. Bf4 Bd6 5. Bxd6 cxd6 6. cxd5 exd5 7. a3 Nf6 8.
e3 Bf5 9. Nc3 O-O 10. Be2 g6 11. O-O Ng4 12. Nxd5 Be6 13. Nc3 Nf6 14. Rc1 Qd7
15. b4 Kg7 16. d5 Nxd5 17. Nxd5 Bxd5 18. Qxd5 Qe6 19. Qd2 Qb3 20. Qc3+ Nd4 21.
Nxd4 Qxc3 22. Rxc3 Rac8 23. Rfc1 Rce8 24. Rc7 Re4 25. Rxb7 Rfe8 26. Rxa7 Rxd4
27. exd4 Rxe2 28. Ra6 Ra2 29. g3 d5 30. Rc5 f5 31. Rxd5 Kh6 32. Rxf5 Rd2 33.
Rd5 Kg7 34. Rd7+ Kh6 35. d5 Kg5 36. h4+ Kg4 37. d6 Kh3 38. b5 *
Position (FEN): 8/3R3p/R2P2p1/1P6/7P/P5Pk/3r1P2/6K1 b - - 0 38
Black to move.
Themes:  Endgame, Rook Endgame Mate in 1 
Puzzle rating: 601
Best move: Rd1#