Structure is etymologically related to Instruct. Tube is a type of Structure. Tube is related to Bar. Bar is related to Wine. 
Moderate is a synonym of Chair. Chair is related to Brown. Brown is related to Rice. 
Instruct <--EtymologicallyRelatedTo-- Structure <--IsA-- Tube <--RelatedTo--> Bar <--RelatedTo--> Wine 
Moderate <--Synonym--> Chair <--RelatedTo--> Brown <--RelatedTo--> Rice 