Sport is related to Box. Box is related to Fist. Spirit is etymologically related to Fist. you are likely to find Spirit in/at/on Imagination. 
Prime is related to Mortgage. 
Sport <--RelatedTo--> Box <--RelatedTo--> Fist <--EtymologicallyRelatedTo-- Spirit --AtLocation--> Imagination 
Prime <--RelatedTo--> Mortgage 