Limitation is a type of Regulation. Regulation is a type of Control. Authority is a type of Control. Adviser is a type of Authority. 
Volume is a type of Quantity. Quantity is related to Little. Little is related to Servant. Servant is related to Assistant. 
Limitation --IsA--> Regulation --IsA--> Control <--IsA-- Authority <--IsA-- Adviser 
Volume --IsA--> Quantity <--RelatedTo--> Little <--RelatedTo--> Servant <--RelatedTo--> Assistant 