Chess puzzle (Advantage)
Opening: Vienna_Game, Vienna_Game_Stanley_Variation
Moves: 1. e4 e5 2. Nc3 Nf6 3. Bc4 Bc5 4. Nf3 Nxe4 5. Nxe4 d5 6. Nxc5 dxc4 7. O-O O-O
8. Re1 f6 9. b3 b6 10. Ne4 cxb3 11. axb3 Bb7 12. c3 Nc6 13. Ba3 Re8 14. Qc2 Ne7
15. d4 Ng6 16. Rad1 f5 17. dxe5 Qc8 18. Ng3 f4 19. Nf1 *
Position (FEN): r1q1r1k1/pbp3pp/1p4n1/4P3/5p2/BPP2N2/2Q2PPP/3RRNK1 b - - 1 19
Black to move.
Themes:  Opening  
Puzzle rating: 1179
Best move: Bxf3