Chess puzzle (Advantage)
Opening: Vienna_Game, Vienna_Game_Max_Lange_Defense
Moves: 1. e4 e5 2. Nc3 Nc6 3. Bc4 Bc5 4. Qg4 g6 5. Qf3 Nf6 6. Nge2 O-O 7. d3 d6 *
Position (FEN): r1bq1rk1/ppp2p1p/2np1np1/2b1p3/2B1P3/2NP1Q2/PPP1NPPP/R1B1K2R w KQ - 0 8
White to move.
Themes:  Opening  
Puzzle rating: 1529
Best move: Bg5