Stir is a synonym of Shift. Go is a type of Shift. Go is related to Eastern. 
Surgeon is related to Doctor. Doctor is a type of Professional. Professional is related to Fee. 
Stir <--Synonym--> Shift <--IsA-- Go <--RelatedTo--> Eastern 
Surgeon <--RelatedTo--> Doctor --IsA--> Professional <--RelatedTo--> Fee 