Develop is related to Processing. Processing is related to Liver. Liver is part of Body. Body is related to Elbow. 
Burn is related to Suffering. Suffering is the opposite of Happiness. 
Develop <--RelatedTo--> Processing <--RelatedTo--> Liver --PartOf--> Body <--RelatedTo--> Elbow 
Burn <--RelatedTo--> Suffering <--Antonym--> Happiness 