Exchange is a type of Workplace. Exchange is a synonym of Central. 
Part is related to Mind. Mind is related to Brain. Brain is related to Invention. Invention is a synonym of Conception. 
Workplace <--IsA-- Exchange <--Synonym--> Central 
Part <--RelatedTo--> Mind <--RelatedTo--> Brain <--RelatedTo--> Invention <--Synonym--> Conception 