Cover is a type of See. See is related to Vision. Vision is a synonym of Envision. Envision is a synonym of Imagine. 
Pursue is a type of React. Explode is a type of React. Explode is a synonym of Burst. 
Cover --IsA--> See <--RelatedTo--> Vision <--Synonym--> Envision <--Synonym--> Imagine 
Pursue --IsA--> React <--IsA-- Explode <--Synonym--> Burst 