Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Bb4+ 5. Bd2 c6 6. Bxb4 Qb6 7. Bc3 O-O 8.
cxd5 exd5 9. Nf3 Bf5 10. O-O Nbd7 11. e3 Rfe8 12. Ne5 Nxe5 13. dxe5 Ne4 14. Bd4
Qc7 15. Nd2 Rad8 16. Nxe4 Bxe4 17. b4 Bxg2 18. Kxg2 a5 19. Qb3 axb4 20. Qxb4
Qd7 21. Rab1 Rb8 22. a4 Qf5 23. Qc3 Re6 24. Ba7 Rbe8 25. f4 Rh6 26. h4 Qg4 27.
Kf2 Qh3 28. Rxb7 Qh2+ 29. Kf3 Rg6 30. Qe1 Qc2 31. Qc1 Qe4+ 32. Kf2 h6 33. a5
Ree6 34. Bc5 Rxg3 35. Kxg3 Rg6+ 36. Kf2 Qg2+ 37. Ke1 Qg3+ 38. Kd2 Qg2+ 39. Kc3
Qe2 40. Rb2 Qc4+ 41. Kd2 Rg2+ 42. Kd1 *
Position (FEN): 6k1/5pp1/2p4p/P1BpP3/2q2P1P/4P3/1R4r1/2QK1R2 b - - 14 42
Black to move.
Themes: Hanging Piece Endgame Mate in 1 
Puzzle rating: 1809
Best move: Qxf1#