About this opening
Vienna Game: Stanley Variation is an opening in the Encyclopedia of Chess Openings,
classified under code C26. 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 5 half-moves from the
starting position, with the move sequence 1. e4 e5 2. Nc3 Nf6 3. Bc4.
It belongs to the Vienna Game family. Within that family this is a sub-variation (the Stanley Variation line).
The opening sequence in prose form: 1.e4 e5, 2.Nc3 Nf6, 3.Bc4. From this position 4 named continuations are recorded in the encyclopaedia, each leading to a distinct theoretical line.