Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 Bf5 5. Qb3 Qc7 6. cxd5 cxd5 7. Nxd5 Nxd5 8.
Qxd5 e6 9. Qb5+ Nc6 10. e3 a6 11. Qa4 Bb4+ 12. Bd2 Bxd2+ 13. Nxd2 O-O 14. Be2
e5 15. dxe5 Nxe5 16. O-O Ng6 17. Rac1 Qd6 18. Nf3 Rac8 19. Nd4 Rxc1 20. Rxc1
Bd7 21. Qb3 b5 22. Rd1 Qf6 23. Qd5 Be6 24. Nxe6 fxe6 25. Qb7 Qxf2+ 26. Kh1 Qxe2
27. Qd7 Rf1+ 28. Rxf1 *
Position (FEN): 6k1/3Q2pp/p3p1n1/1p6/8/4P3/PP2q1PP/5R1K b - - 0 28
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 486
Best move: Qxf1#