Channel is a synonym of Conduct. Conduct is a synonym of Convey. 
Purple is related to Royal. Royal is related to Group. Race is a type of Group. Race is a synonym of Category. 
Channel <--Synonym--> Conduct <--Synonym--> Convey 
Purple <--RelatedTo--> Royal <--RelatedTo--> Group <--IsA-- Race <--Synonym--> Category 