Bottle is made of Plastic. you are likely to find Milk in/at/on Bottle. 
you are likely to find Bee in/at/on Backyard. Bee is a form of Be. Occupy is a type of Be. 
Plastic <--MadeOf-- Bottle <--AtLocation-- Milk 
Backyard <--AtLocation-- Bee --FormOf--> Be <--IsA-- Occupy 