ECO C51 · Italian Game
Italian Game: Evans Gambit Declined
The position after 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bb6.
1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bb6
Italian Game: Evans Gambit Declined is filed under ECO C51, a variation of Italian Game. It is the position after 1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bb6 — 8 half-moves in, with White to move. From here theory names one continuation, Bb2.