ECO A45
Basque Opening
The position after 1.d4 Nf6 2.b3.
Basque Opening
3 half-moves in · no named continuation
8♜
♞
♝
♛
♚
♝
♜
7♟
♟
♟
♟
♟
♟
♟
♟
6
♞
5
4
♙
3
♙
2♙
♙
♙
♙
♙
♙
a1♖
b♘
c♗
d♕
e♔
f♗
g♘
h♖
1. d4 Nf6 2. b3
Basque Opening is filed under ECO A45. It is the position after 1.d4 Nf6 2.b3 — 3 half-moves in, with Black to move. Named theory ends here; beyond this the position is yours to work out.