English Opening: King's English Variation, Four Knights Variation, Fianchetto Line, with Nb6

The English Opening: King's English Variation, Four Knights Variation, Fianchetto Line, with Nb6 is a chess opening classified under ECO code A29 in the Flank Openings family, characterized by moves like 1.c4, 1.Nf3, or 1.f4, aiming to control the center indirectly. It is reached after 6 moves: 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nb6. The resulting position leaves white to move.