Middle is a different concept from Front. Front is the opposite of Rear. Rear is related to Back. 
Pan is related to Cooking. Cooking is related to Tablespoon. Tablespoon is related to Specific. Specific is similar to Unique. 
Middle <--DistinctFrom--> Front <--Antonym--> Rear <--RelatedTo--> Back 
Pan <--RelatedTo--> Cooking <--RelatedTo--> Tablespoon <--RelatedTo--> Specific <--SimilarTo--> Unique 