Scale is a type of Indicator. Scale is a type of Remove. Wash is a type of Remove. 
Wood is related to Natural. Natural is related to Sea. you are likely to find Monkey in/at/on Sea. 
Indicator <--IsA-- Scale --IsA--> Remove <--IsA-- Wash 
Wood <--RelatedTo--> Natural <--RelatedTo--> Sea <--AtLocation-- Monkey 