describe the relation Component-Wholee2e1

The relation Component-Whole(e2,e1) refers to a relationship where e2 is a part or component of e1, and e1 is the whole object or entity that contains e2. This relation is often used to describe physical objects or structures, such as a car engine being a component of a car or a room being a component of a house. It can also be used to describe abstract concepts, such as a chapter being a component of a book or a verse being a component of a poem. This relation implies that e1 is larger or more complex than e2, and that e2 is necessary for the functioning or completeness of e1