Body is related to River. River is related to Transport. Fly is a type of Transport. Fly is related to Soar. 
Section is part of Slide. Slide is a synonym of Coast. 
Body <--RelatedTo--> River <--RelatedTo--> Transport <--IsA-- Fly <--RelatedTo--> Soar 
Section --PartOf--> Slide <--Synonym--> Coast 