Complex sentence: She and Mary Patricia Anderson were the first two women appointed to the Legislative Council by the First Labour Government in 1946 (after a law change in 1941 to make women eligible); and they served to 1950 when the Legislative Council was abolished.
Split into simpler sentences: She and Mary Patricia Anderson were the first two women appointed to the Legislative Council. They were appointed by the First Labour Government in 1946 (after a law change in 1941 to make women eligible); and they served to 1950 when the Legislative Council was abolished.