Point is part of Pencil. you are likely to find Pencil in/at/on Meeting. Convention is a type of Meeting. 
Mexican is a type of Film. Mexican is related to Bean. you are likely to find Bean in/at/on Soup. 
Point --PartOf--> Pencil --AtLocation--> Meeting <--IsA-- Convention 
Film <--IsA-- Mexican <--RelatedTo--> Bean --AtLocation--> Soup 