Understand is a synonym of Inform. Advise is a type of Inform. Advise is a synonym of Propose. Propose is related to Request. 
Judge is related to Leader. Leader is related to Mayor. 
Understand <--Synonym--> Inform <--IsA-- Advise <--Synonym--> Propose <--RelatedTo--> Request 
Judge <--RelatedTo--> Leader <--RelatedTo--> Mayor 