Sample is a synonym of Taste. Taste is related to Eat. Cake can be used for Eat. Cake is related to Ice. 
Bank is related to Transfer. Exchange is a type of Transfer. Exchange is related to Jewelry. 
Sample <--Synonym--> Taste <--RelatedTo--> Eat <--UsedFor-- Cake <--RelatedTo--> Ice 
Bank <--RelatedTo--> Transfer <--IsA-- Exchange <--RelatedTo--> Jewelry 