Space can be used for Item. Item is related to Key. Key is a type of Device. Stove is a type of Device. 
Condemn is the opposite of Save. Save is a synonym of Deliver. Deliver is related to Related. 
Space --UsedFor--> Item <--RelatedTo--> Key --IsA--> Device <--IsA-- Stove 
Condemn <--Antonym--> Save <--Synonym--> Deliver <--RelatedTo--> Related 