Chess puzzle (Advantage)
Opening: Scotch_Game, Scotch_Game_Other_variations
Moves: 1. e4 Nc6 2. Nf3 e5 3. d4 d6 4. d5 Nce7 5. Nc3 Nf6 6. Bg5 Ng6 7. Bd3 Be7 8. Nh4
O-O 9. Nxg6 fxg6 10. Qd2 Ng4 11. f3 *
Position (FEN): r1bq1rk1/ppp1b1pp/3p2p1/3Pp1B1/4P1n1/2NB1P2/PPPQ2PP/R3K2R b KQ - 0 11
Black to move.
Themes:  Middlegame  
Puzzle rating: 984
Best move: Bxg5