Superior is related to Extraordinary. Extraordinary is the opposite of Normal. Normal is a synonym of Common. Common is a different concept from Occasional. 
Educator is a type of Worker. Driver is a type of Worker. Driver is related to Captain. Captain is related to Authority. 
Superior <--RelatedTo--> Extraordinary <--Antonym--> Normal <--Synonym--> Common <--DistinctFrom--> Occasional 
Educator --IsA--> Worker <--IsA-- Driver <--RelatedTo--> Captain <--RelatedTo--> Authority 