Steer is a type of Cattle. Channel is a type of Steer. Channel can be used for View. 
Back is related to Limit. Limit is related to Term. Subject is a type of Term. 
Cattle <--IsA-- Steer <--IsA-- Channel --UsedFor--> View 
Back <--RelatedTo--> Limit <--RelatedTo--> Term <--IsA-- Subject 