Complex sentence: Commodity feminism manifests itself as a theory based upon the work of Karl Marx's analysis of commodity fetishism, a theory that investigates consumer capitalism and its relationship to social ideologies.
Split into simpler sentences: Commodity feminism manifests itself as a theory that examines feminism and the capitalist market. It is based upon the work of Karl Marx's analysis of commodity fetishism, a theory that investigates consumer capitalism and its relationship to social ideologies.