Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. b4 cxb4 3. a3 d5 4. axb4 dxe4 5. Nc3 f5 6. d3 exd3 7. Bxd3 Nf6 8.
Bb2 e6 9. Qe2 Bxb4 10. Bxf5 Qe7 11. Bd3 O-O 12. Nf3 Nd5 13. Qe5 Qf6 14. Qe4
Nxc3 15. Qxh7+ Kf7 16. Bg6+ Ke7 17. O-O Ne2+ 18. Kh1 Qxb2 19. Rab1 Qc3 20. Rb3
Qf6 21. Rxb4 Nc6 22. Re4 Nf4 23. Rxf4 Qxf4 24. Qxg7+ Rf7 25. Bxf7 Qxf7 26. Qg5+
Qf6 27. Qc5+ Kf7 28. Ng5+ Kg7 29. f4 e5 30. Ne4 Qf7 31. Rf3 exf4 32. Qg5+ Qg6
33. Qxf4 Bg4 34. Rg3 Rf8 35. Qxg4 *
Position (FEN): 5r2/pp4k1/2n3q1/8/4N1Q1/6R1/2P3PP/7K b - - 0 35
Black to move.
Themes:  Endgame Back Rank Mate, Mate in 1 
Puzzle rating: 735
Best move: Rf1#