London System, with Bd3
ECO: A48Flank Openings1.d4 Nf6 2.Nf3 g6 3.Bf4 Bg7 4.e3 d6 5.Bd3
no master games reached this exact line · estimated data
How it's played
Start
1.2.3.4.5.
About the London System, with Bd3
The London System, with Bd3 is catalogued under ECO code A48, in the Flank Openings section of the Encyclopaedia of Chess Openings.
It arises after 1.d4 Nf6 2.Nf3 g6 3.Bf4 Bg7 4.e3 d6 5.Bd3, with White playing the move that gives the line its name.
This is the only named line of the London System, with Bd3 in our opening book.