Chess puzzle (Checkmate)
Moves: 1. d4 c5 2. dxc5 e6 3. b4 g6 4. Bd2 Bg7 5. c3 Ne7 6. Nf3 d5 7. cxd6 Qxd6 8.
Qa4+ Bd7 9. Qb3 a5 10. bxa5 Rxa5 11. e3 O-O 12. Qxb7 Rd5 13. Qb2 Rc8 14. Nd4 e5
15. e4 Rdc5 16. Nb3 R5c7 17. Be2 Bc6 18. f3 f5 19. exf5 Nxf5 20. O-O e4 21.
fxe4 Bxe4 22. Bg4 Qb6+ 23. Kh1 Rd8 24. Bxf5 gxf5 25. Bf4 Rcd7 26. N1d2 Nc6 27.
Nxe4 fxe4 28. Rac1 Nb4 29. Qf2 Qxf2 30. Rxf2 Nd3 31. Rff1 Nxc1 32. Rxc1 Rd1+
33. Rxd1 *
Position (FEN): 3r2k1/6bp/8/8/4pB2/1NP5/P5PP/3R3K b - - 0 33
Black to move.
Themes:  Endgame Back Rank Mate, Mate in 1 
Puzzle rating: 643
Best move: Rxd1#