Is User

System.ReviewerIsUser (RelationshipType)

Element properties:

SourceSystem.Reviewer
TargetSystem.User
TypeSystem.Reference
AccessibilityPublic
AbstractFalse

Source Code:

<RelationshipType ID="System.ReviewerIsUser" Base="System!System.Reference" Abstract="false" Accessibility="Public">
<Source ID="Reviewer" Type="System.Reviewer"/>
<Target ID="User" Type="System!System.User" MaxCardinality="1"/>
</RelationshipType>