# Slot: subject On a Relationship object, the subject property identifies one of the connected individuals. For instance, for a Relationship object describing "John is related to Sally", subject would refer to John. URI: [as:subject](http://www.w3.org/ns/activitystreams#subject) ## Domain and Range None → 0..\* [String](types/String.md) ## Parents ## Children ## Used by * [Relationship](Relationship.md) ## Other properties | | | | | --- | --- | --- | | **Mappings:** | | as:subject |