Chess puzzle (Advantage)
Opening: French_Defense, French_Defense_La_Bourdonnais_Variation
Moves: 1. f4 e6 2. e4 b6 3. Nc3 Bb7 4. d3 Nc6 5. Be3 Bb4 6. a3 Bxc3+ 7. bxc3 Nf6 8. h3
O-O 9. Nf3 d5 10. e5 Nh5 11. g4 Ng3 12. Rg1 Nxf1 13. Kxf1 Na5 14. Qe2 c5 15. f5
d4 16. Bg5 *
Position (FEN): r2q1rk1/pb3ppp/1p2p3/n1p1PPB1/3p2P1/P1PP1N1P/2P1Q3/R4KR1 b - - 1 16
Black to move.
Themes:  Middlegame  
Puzzle rating: 1581
Best move: Bxf3