you are likely to find Echo in/at/on Bridge. Bridge is related to Pass. Pass is a synonym of Say. Say is related to Conversation. 
Basketball is derived from Basket. Basketball is related to Game. 
Echo --AtLocation--> Bridge <--RelatedTo--> Pass <--Synonym--> Say <--RelatedTo--> Conversation 
Basket <--DerivedFrom-- Basketball <--RelatedTo--> Game 