Symbol is related to Ring. Ring is related to Sign. Sign is related to Instructional. 
Corn is the opposite of Seed. Seed is related to Pine. Pine is related to Apple. Apple is related to Yellow. 
Symbol <--RelatedTo--> Ring <--RelatedTo--> Sign <--RelatedTo--> Instructional 
Corn <--Antonym--> Seed <--RelatedTo--> Pine <--RelatedTo--> Apple <--RelatedTo--> Yellow 