Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Nf3 g6 3. Nc3 d5 4. g3 Bg7 5. Bg2 O-O 6. O-O Bf5 7. Ne5 c6 8. Re1
Nbd7 9. Bf4 Nh5 10. Nxd7 Qxd7 11. Bc1 Nf6 12. f3 Rad8 13. Be3 Rfe8 14. Bf2 e5
15. dxe5 Rxe5 16. Bxa7 d4 17. Nb1 Qc7 18. Na3 Ra5 19. Bxd4 c5 20. Be5 Qe7 21.
Bxf6 Qe3+ 22. Kh1 Rxd1 23. Raxd1 Bxf6 24. Nc4 Qe6 25. Nxa5 Qxa2 26. Nxb7 Bxc2
27. Ra1 Qxb2 28. Nxc5 Qb5 29. Ra8+ Kg7 30. Ne4 Bxe4 31. fxe4 Bc3 32. Rf1 Qxe2
33. Ra7 Bf6 34. Rd7 g5 35. Kg1 Qe3+ 36. Kh1 h5 37. Rd5 Kg6 38. Rdf5 Bd4 39.
Rxf7 h4 40. R7f3 Qe2 41. g4 Be5 42. Rf8 Bf4 43. Bf3 *
Position (FEN): 5R2/8/6k1/6p1/4PbPp/5B2/4q2P/5R1K b - - 4 43
Black to move.
Themes: Hanging Piece Endgame Mate in 1 
Puzzle rating: 775
Best move: Qxf1#