Bird is related to Bill. Bill is related to Utility. Utility is a type of Facility. 
Activity is related to Look. Look is the opposite of Blind. Blind is a different concept from See. See is a synonym of Consider. 
Bird <--RelatedTo--> Bill <--RelatedTo--> Utility --IsA--> Facility 
Activity <--RelatedTo--> Look <--Antonym--> Blind <--DistinctFrom--> See <--Synonym--> Consider 