Corn is related to Breakfast. Breakfast is related to Roll. 
Cake is related to Fruit. you are likely to find Fruit in/at/on Mouth. Mouth is related to Hole. Hole is a synonym of Trap. 
Corn <--RelatedTo--> Breakfast <--RelatedTo--> Roll 
Cake <--RelatedTo--> Fruit --AtLocation--> Mouth <--RelatedTo--> Hole <--Synonym--> Trap 