Land is related to Opportunity. Room is a type of Opportunity. Room is related to Big. Big is a synonym of Elder. 
Gate is a type of Restrict. Gate is related to Yard. you are likely to find Stick in/at/on Yard. 
Land <--RelatedTo--> Opportunity <--IsA-- Room <--RelatedTo--> Big <--Synonym--> Elder 
Restrict <--IsA-- Gate <--RelatedTo--> Yard <--AtLocation-- Stick 