Copy is related to Computer. Computer is a synonym of Processor. 
you are likely to find Muscle in/at/on Animal. you are likely to find Meat in/at/on Animal. Meat is the opposite of Vegetable. 
Copy <--RelatedTo--> Computer <--Synonym--> Processor 
Muscle --AtLocation--> Animal <--AtLocation-- Meat <--Antonym--> Vegetable 