Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_French_Variation
Moves: 1. e4 e6 2. Nf3 c5 3. a3 Nc6 4. Bb5 a6 5. Bc4 b5 6. Ba2 Bb7 7. O-O c4 8. Re1 d5
9. exd5 Qxd5 10. Nc3 Qd8 11. b3 Na5 12. bxc4 bxc4 13. Ne5 Bxa3 14. Bxa3 Rc8 15.
Qf3 *
Position (FEN): 2rqk1nr/1b3ppp/p3p3/n3N3/2p5/B1N2Q2/B1PP1PPP/R3R1K1 b k - 2 15
Black to move.
Themes:  Middlegame  
Puzzle rating: 1225
Best move: Bxf3