Complex sentence: Negative liberty is primarily concerned with the possession of sociological agency and contrasts with positive liberty (an individual's freedom from inhibitions of the social structure within the society such as classism, sexism, or racism).
Split into simpler sentences: Negative liberty is freedom from interference by other people and is primarily concerned with the possession of sociological agency. It contrasts with positive liberty (an individual's freedom from inhibitions of the social structure within the society such as classism, sexism, or racism).