Chess puzzle (Advantage)
Opening: Vienna_Game, Vienna_Game_Stanley_Variation
Moves: 1. e4 e5 2. Nc3 Nc6 3. Bc4 Bc5 4. Qg4 Qf6 5. Nd5 Qxf2+ 6. Kd1 g6 *
Position (FEN): r1b1k1nr/pppp1p1p/2n3p1/2bNp3/2B1P1Q1/8/PPPP1qPP/R1BK2NR w kq - 0 7
White to move.
Themes:  Middlegame  
Puzzle rating: 2343
Best move: Nh3