Bag can be used for Hold. Trap is a type of Hold. Trap is related to Cage. 
Bag can be used for Hold. Hold is a synonym of Accommodate. Accommodate is a synonym of Admit. Admit is related to Own. 
Bag --UsedFor--> Hold <--IsA-- Trap <--RelatedTo--> Cage 
Bag --UsedFor--> Hold <--Synonym--> Accommodate <--Synonym--> Admit <--RelatedTo--> Own 