Chess Opening Theory/1. e4/1...a6/2. d4/2...b5/3. Nf3/3...Bb7/4. Bd3
|St. George Defence|
St. George Defence
At that point, Black will usually play e6 and Nf6 in any order.
4...Nf6 adds up pressure and forces 5. Qe2 (5. e5 would free the bishop line of fire).
4...e6 builds Black pawn center and takes control of key squares.
'1.e4 a6 2.d4 b5 3.Nf3 Bb7 4.Bd3'
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