Chess puzzle (Checkmate)
Moves: 1. g3 Nf6 2. Bg2 e5 3. e4 Bc5 4. c3 d5 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 dxe4 8.
a3 Bxc3+ 9. bxc3 O-O 10. Bg5 Bf5 11. Ne2 h6 12. Bxf6 Qxf6 13. O-O Nc6 14. Re1
Rae8 15. Nf4 Re7 16. Nd5 Qd6 17. Nxe7+ Qxe7 18. d5 Nb8 19. Qd4 Re8 20. f3 e3
21. f4 b6 22. Ra2 Bg4 23. c4 Na6 24. f5 Bxf5 25. Bf3 Nc5 26. Rae2 Qg5 27. Rxe3
Rxe3 28. Qxe3 Qf6 29. Qe8+ Kh7 30. Qe3 Bh3 31. Re2 Qa1+ 32. Re1 Qb2 33. Be4+
Nxe4 34. Qxe4+ g6 35. Re2 Qc1+ 36. Re1 Qxa3 37. Qe7 Qf3 38. Qe4 Qf6 39. Re2 *
Position (FEN): 8/p1p2p1k/1p3qpp/3P4/2P1Q3/6Pb/4R2P/6K1 b - - 5 39
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 741
Best move: Qf1#