Special is related to Treat. Treat is the opposite of Trick. Trick is etymologically related to Track. Track is a synonym of Lead. 
you are likely to find Corn in/at/on Dinner. Corn is related to Small. Small is related to Test. Test is the opposite of Homework. 
Special <--RelatedTo--> Treat <--Antonym--> Trick --EtymologicallyRelatedTo--> Track <--Synonym--> Lead 
Dinner <--AtLocation-- Corn <--RelatedTo--> Small <--RelatedTo--> Test <--Antonym--> Homework 