Chess puzzle (Advantage)
Moves: 1. e4 e5 2. Nf3 Qf6 3. Bc4 Bc5 4. d3 h6 5. Qe2 Nc6 6. Be3 Bb6 7. Bxb6 axb6 8.
Nc3 Nge7 9. O-O-O d6 10. Nb5 O-O 11. Nxc7 Ra5 12. Nd5 Nxd5 13. exd5 Nb4 14. a3
Nxd5 15. b4 Nf4 16. Qe4 Rxa3 17. g3 Ng2 18. d4 Bf5 19. Qxb7 exd4 20. Nxd4 Qg5+
21. f4 Nxf4 22. gxf4 Qxf4+ 23. Kb2 Be6 24. Kxa3 Bxc4 25. Rhf1 *
Position (FEN): 5rk1/1Q3pp1/1p1p3p/8/1PbN1q2/K7/2P4P/3R1R2 b - - 1 25
Black to move.
Themes:  Middlegame  
Puzzle rating: 1671
Best move: Bxf1