Chess puzzle (Checkmate)
Moves: 1. c4 f5 2. d4 e6 3. Nc3 Bb4 4. Bd2 Bxc3 5. Bxc3 Nf6 6. Nf3 b6 7. g3 Bb7 8. Bg2
O-O 9. O-O Nc6 10. Ne5 Na5 11. Bxb7 Nxb7 12. Bb4 c5 13. dxc5 bxc5 14. Bc3 Ne4
15. Qc2 Nxc3 16. Qxc3 d6 17. Rad1 Qf6 18. Qf3 Qxe5 19. Qxb7 Rab8 20. Qxa7 Qxb2
21. Rxd6 Qxe2 22. Qxc5 Rfc8 23. Qd4 Rxc4 24. Rd8+ Rxd8 25. Qxd8+ Kf7 26. a3 Qa2
27. Qd7+ Kf6 28. Qd8+ Ke5 29. Re1+ Re4 30. Qc7+ Kf6 31. Rxe4 Qb1+ 32. Kg2 Qxe4+
33. Kh3 Qd3 34. Qc1 g5 35. Qe3 *
Position (FEN): 8/7p/4pk2/5pp1/8/P2qQ1PK/5P1P/8 b - - 1 35
Black to move.
Themes:  Endgame, Queen Endgame Mate in 1 
Puzzle rating: 2140
Best move: Qf1#