Chess puzzle (Advantage)
Opening: Scotch_Game, Scotch_Game_Schmidt_Variation
Moves: 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Bd3 d5 7. exd5 cxd5
8. O-O Be7 9. Re1 O-O 10. Qe2 Re8 11. Bg5 Bg4 12. Qd2 Ne4 13. Bxe4 *
Position (FEN): r2qr1k1/p1p1bppp/8/3p2B1/4B1b1/8/PPPQ1PPP/RN2R1K1 b - - 0 13
Black to move.
Themes:  Opening  
Puzzle rating: 1155
Best move: Bxg5