Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 f5 5. Bg5 Nf6 6. e3 Be7 7. Be2 O-O 8. Ne5
Nbd7 9. f4 Nxe5 10. fxe5 Ne4 11. Bxe7 Qxe7 12. O-O Bd7 13. Nxe4 fxe4 14. Qc2
Qg5 15. Qc3 Rac8 16. c5 b5 17. b4 Rf7 18. Rxf7 Kxf7 19. Rf1+ Kg8 20. g3 Be8 21.
Rf4 Bg6 22. Qe1 Bf5 23. Qf2 Ra8 24. h4 Qe7 25. g4 Bg6 26. g5 a5 27. a3 axb4 28.
axb4 Ra2 29. Qe1 Qa7 30. Qf1 Ra1 *
Position (FEN): 6k1/q5pp/2p1p1b1/1pPpP1P1/1P1PpR1P/4P3/4B3/r4QK1 w - - 5 31
White to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 821
Best move: Rf8#