Related Entity:

Description: Entities associated with the base entity
Related Entities:
  Has One:
    Belongs To:
      Description: Entities that own one of the given entity.
      Type: Association
      Example: A comment belongs to a blog post

    Has One:
      Description: Entities that are owned by the given entity.  Given entity has one of these entities.
      Type: Association
      Example: A building has one address

    Has Many:
      Description: Entities that are owned by the given entity.  Given entity can have multiple of these entities.
      Type: Association
      Example: A book has many pages

    Belongs To Many:
      Description: Entities that own multiple of a given entitiy.
      Type: Association
      Example: a Street belongs to many addresses

    Has and Belongs To Many:
      Description: Entities that are associated with other entities.  Each given entity can have multiple of this entity and can also  belong to many of this entity.
      Type: Association
      Example: a Library user can borrow many books and a book can be borrowed by many library users