Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Bb4 7. f3 d5 8. Qa4+
Nc6 9. Nxc6 Bxc3+ 10. bxc3 bxc6 11. cxd5 exd5 12. Qxc6+ Bd7 13. Qb7 dxe4 14.
fxe4 O-O 15. Bd3 Bc6 16. Qb1 Rb8 17. Qc2 Bxe4 18. Bxe4 Nxe4 19. O-O f5 20. Be3
Qc7 21. Bd4 Rbd8 22. Qb3+ Kh8 23. Bb6 Qc6 24. Bxd8 Qc5+ 25. Kh1 Rxd8 26. Qb2 h6
27. Rac1 Rd2 28. Rc2 Nf2+ 29. Rxf2 Rd1+ 30. Rf1 *
Position (FEN): 7k/6p1/p6p/2q2p2/8/2P5/PQR3PP/3r1R1K b - - 2 30
Black to move.
Themes: Hanging Piece Endgame Back Rank Mate, Mate in 1 
Puzzle rating: 849
Best move: Rxf1#