Conservative is a type of Member. Member is related to Judge. Judge is related to Head. 
Fly is related to Butterfly. Butterfly is etymologically related to Butter. Butter is a type of Food. 
Conservative --IsA--> Member <--RelatedTo--> Judge <--RelatedTo--> Head 
Fly <--RelatedTo--> Butterfly --EtymologicallyRelatedTo--> Butter --IsA--> Food 