Bull is a type of Adult. Adult is related to Kid. Kid is a synonym of Youth. 
Big is related to Test. Test is related to Assignment. Assignment is a synonym of Offer. Offer is related to Tactic. 
Bull --IsA--> Adult <--RelatedTo--> Kid <--Synonym--> Youth 
Big <--RelatedTo--> Test <--RelatedTo--> Assignment <--Synonym--> Offer <--RelatedTo--> Tactic 