Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. Bg5 O-O 6. e3 c5 7. d5 Nbd7 8. Be2
a6 9. a4 h6 10. Bh4 g5 11. Bg3 Qa5 12. O-O Nh5 13. Nd2 Nxg3 14. hxg3 Ne5 15.
Qc2 Qc7 16. f4 Ng4 17. Bxg4 Bxg4 18. Nde4 Qd7 19. fxg5 f5 20. gxf6 exf6 21. Rf4
f5 22. Nf2 Bh5 23. Rf1 Bg6 24. g4 Bh7 25. gxf5 Bxf5 26. Nfe4 Kh8 27. Qf2 Bh7
28. Rxf8+ Rxf8 29. Qg3 Rxf1+ 30. Kxf1 Be5 31. Qh4 Qf7+ 32. Kg1 Qf8 33. Ng3 Bd3
34. Nge4 *
Position (FEN): 5q1k/1p6/p2p3p/2pPb3/P1P1N2Q/2NbP3/1P4P1/6K1 b - - 8 34
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1011
Best move: Qf1#