you are likely to find Wheelchair in/at/on Hospital. Wheelchair is derived from Chair. Chair is related to Tool. Tool is related to Fix. 
Progress is the opposite of Fail. Fail is a synonym of Founder. Founder is a type of Stumble. 
Hospital <--AtLocation-- Wheelchair --DerivedFrom--> Chair <--RelatedTo--> Tool <--RelatedTo--> Fix 
Progress <--Antonym--> Fail <--Synonym--> Founder --IsA--> Stumble 