Chess puzzle (Advantage)
Opening: Caro-Kann_Defense, Caro-Kann_Defense_Advance_Variation
Moves: 1. e4 c6 2. Nf3 d5 3. e5 Bf5 4. d4 e6 5. h3 c5 6. c3 Nc6 7. Bb5 Ne7 8. O-O a6
9. Ba4 b5 10. Bc2 Bxc2 11. Qxc2 Nf5 12. Bg5 Be7 13. dxc5 *
Position (FEN): r2qk2r/4bppp/p1n1p3/1pPpPnB1/8/2P2N1P/PPQ2PP1/RN3RK1 b kq - 0 13
Black to move.
Themes:  Middlegame  
Puzzle rating: 1131
Best move: Bxg5