ECO C20
Portuguese Opening
The position after 1.e4 e5 2.Bb5.
Portuguese Opening
3 half-moves in · no named continuation
8♜
♞
♝
♛
♚
♝
♞
♜
7♟
♟
♟
♟
♟
♟
♟
6
5
♗
♟
4
♙
3
2♙
♙
♙
♙
♙
♙
♙
a1♖
b♘
c♗
d♕
e♔
f
g♘
h♖
1. e4 e5 2. Bb5
Portuguese Opening is filed under ECO C20. It is the position after 1.e4 e5 2.Bb5 — 3 half-moves in, with Black to move. Named theory ends here; beyond this the position is yours to work out.