Incentive is a type of Encouraging. Incentive is related to Reward. 
Kitchen is related to Refrigerator. you are likely to find Bowl in/at/on Refrigerator. Bowl is a synonym of Stadium. Stadium is related to Baseball. 
Encouraging <--IsA-- Incentive <--RelatedTo--> Reward 
Kitchen <--RelatedTo--> Refrigerator <--AtLocation-- Bowl <--Synonym--> Stadium <--RelatedTo--> Baseball 