The Class Relationships tab shows the relationships between the application's properties that have a Page mode (Page, Page List, Page Group) and their page classes. These classes are also referred to as embedded classes, and the properties are referred to as embedded properties.
Access this tab from the Classes and Properties landing page by clicking Designer Studio > Data Model > Classes & Properties > Class Relationships.
You can filter the display by application class, usually a class for a work type in the application, and by application. The page class and RuleSet the property belongs to is displayed for each matching property. Click a property name to open its form for editing.