you are likely to find Mill in/at/on Barn. Meal is etymologically related to Mill. Meal is related to Chicken. 
Very is related to Glass. Glass is related to Smooth. File is a type of Smooth. 
Barn <--AtLocation-- Mill <--EtymologicallyRelatedTo-- Meal <--RelatedTo--> Chicken 
Very <--RelatedTo--> Glass <--RelatedTo--> Smooth <--IsA-- File 