English Opening: Symmetrical Variation, Rubinstein Variation

The English Opening: Symmetrical Variation, Rubinstein Variation is a chess opening classified under ECO code A34 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 c5 2. Nf3 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. g3 Nc6 6. Bg2 Nc7. The resulting position leaves white to move.