Chess puzzle (Checkmate)
Moves: 1. e4 c5 2. Nf3 d6 3. g3 Nc6 4. Bg2 Nf6 5. Nc3 g6 6. d3 Bg7 7. O-O O-O 8. Qe2
Qb6 9. Nd5 Nxd5 10. exd5 Ne5 11. Nxe5 Bxe5 12. f4 Bf6 13. c4 Re8 14. Be4 e6 15.
Qf3 exd5 16. Bxd5 Bd4+ 17. Kg2 Rb8 18. g4 Be6 19. f5 Bxd5 20. cxd5 Qc7 21. fxg6
fxg6 22. Bh6 Bg7 23. Bxg7 Qxg7 24. b3 Rf8 25. Qg3 Qb2+ 26. Kh1 Rf6 27. g5 Rxf1+
28. Rxf1 Rd8 29. Qf4 Qg7 30. Qf6 Rf8 31. Qe6+ Kh8 32. Rf6 h6 33. Rxf8+ Qxf8 34.
gxh6 *
Position (FEN): 5q1k/pp6/3pQ1pP/2pP4/8/1P1P4/P6P/7K b - - 0 34
Black to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 1019
Best move: Qf1#