About this opening
Vienna Game: Stanley Variation, Meitner-Mieses Gambit is an opening in the Encyclopedia of Chess Openings,
classified under code C25. ECO group C (C00–C99)
covers open games (1.e4 e5) and the French Defence, including the Ruy Lopez, Italian, Scotch and King's Gambit. This particular variation is reached
after 9 half-moves from the
starting position, with the move sequence 1. e4 e5 2. Nc3 Nc6 3. Bc4 Bc5 4. Qg4 Qf6 5. Nd5.
It belongs to the Vienna Game family.
Within that family this is a level-2 branch (the Stanley Variation → Meitner-Mieses Gambit line). The immediate parent line is Vienna Game: Stanley Variation, transitioned via 5.Nd5.
The opening sequence in prose form: 1.e4 e5, 2.Nc3 Nc6, 3.Bc4 Bc5, 4.Qg4 Qf6, 5.Nd5. From this position the encyclopaedia records no further canonical continuations — practical play branches into unnamed transpositions or returns to the parent line for alternative ideas.