Chess puzzle (Checkmate)
Moves: 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. c5 Be7 8. Nf3
Ne4 9. Bxe7 Nxc3 10. Bxd8 Nxd1 11. Rxd1 Kxd8 12. Bb5 Ne7 13. Ne5 Rf8 14. f4 f6
15. Nf3 Bd7 16. Bxd7 Kxd7 17. Kd2 Nc6 18. Rhe1 b6 19. a3 bxc5 20. dxc5 Rfb8 21.
b4 a5 22. Kc3 axb4+ 23. axb4 Rxb4 24. f5 Ra3+ 25. Kc2 Ra2+ 26. Kc3 Ra3+ 27. Kc2
Ra2+ 28. Kc3 e5 29. Rxd5+ Kc7 30. g4 Rf4 31. Nd2 Nb4 32. Rd6 Nc2 33. Rb1 Nd4
34. Rbb6 Rc2+ 35. Kd3 Rf2 36. Ne4 *
Position (FEN): 8/2k3pp/1R1R1p2/2P1pP2/3nN1P1/3K4/2r2r1P/8 b - - 12 36
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1732
Best move: Rf3#