A26White9 book lines continue
King's English Variation, Botvinnik System
English Opening1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. e4
Also known as English: Botvinnik System, English Opening, Closed System: Botvinnik System, English Opening, King's English Variation.