Turn is a type of Aim. Aim is a synonym of Propose. Propose is related to Demand. Demand is a synonym of Insist. 
Helmet is related to Hat. Hat is related to Bill. 
Turn --IsA--> Aim <--Synonym--> Propose <--RelatedTo--> Demand <--Synonym--> Insist 
Helmet <--RelatedTo--> Hat <--RelatedTo--> Bill 