Feature is a synonym of Property. Property is related to Example. Example is related to Picture. Picture is related to Develop. 
Engine can cause/lead to Energy. Motion is a type of Energy. Motion is related to Sex. 
Feature <--Synonym--> Property <--RelatedTo--> Example <--RelatedTo--> Picture <--RelatedTo--> Develop 
Engine --Causes--> Energy <--IsA-- Motion <--RelatedTo--> Sex 