Complex sentence: The flag of the rganization was a red field with a thin golden circle and a golden device within, representing the colors of the Leonese flag and a Sun symbol representing the South Astur people, origin of Leonese region, according to Conceyu Xoven.
Split into simpler sentences: The flag of the organization was a red field with a thin golden circle and a golden sun symbol within. The colors were those of the Leonese flag and the sun symbol represented the South Astur people, origin of Leonese region, according to Conceyu Xoven.