Candidate is a synonym of Prospect. Prospect is a type of Research. Research is related to Stem. 
Stomach is a synonym of Gut. Gut is a type of Channel. Channel is a synonym of Conduct. Conduct is a synonym of Control. 
Candidate <--Synonym--> Prospect --IsA--> Research <--RelatedTo--> Stem 
Stomach <--Synonym--> Gut --IsA--> Channel <--Synonym--> Conduct <--Synonym--> Control 