you would Think because Rational. Think is the opposite of Decide. 
you are likely to find Grape in/at/on Season. you are likely to find Grape in/at/on Grocery. Grocery is related to Bag. 
Rational <--MotivatedByGoal-- Think <--Antonym--> Decide 
Season <--AtLocation-- Grape --AtLocation--> Grocery <--RelatedTo--> Bag 