Agent is a type of Broker. Agent is related to Bond. Band is etymologically related to Bond. House is a type of Band. 
Shore can be used for Swim. Swim is related to Lap. 
Broker <--IsA-- Agent <--RelatedTo--> Bond <--EtymologicallyRelatedTo-- Band <--IsA-- House 
Shore --UsedFor--> Swim <--RelatedTo--> Lap 