Chess puzzle (Advantage)
Opening: Sicilian_Defense, Sicilian_Defense_Four_Knights_Variation
Moves: 1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. Bb5 a6 7. Ba4 Bb4 8. a3
Bc5 9. Be3 Bxd4 10. Bxd4 e5 11. Bxc6 *
Position (FEN): r1bqk2r/1p1p1ppp/p1B2n2/4p3/3BP3/P1N5/1PP2PPP/R2QK2R b KQkq - 0 11
Black to move.
Themes:  Opening  
Puzzle rating: 1719
Best move: exd4