| version = 2+
}}
{| class="wikitable" width=50%
|-
! width=30% | Property !! width=30% | Value !! Comment
|-
| '''Targettype left'''<br>(TARGETTYPELEFT) || [[CONTEXTSCOPE]] || Context object
|-
| '''Targettype right'''<br>(TARGETTYPERIGHT) || [[METAPROPERTYROOT]] || Context scope object, either a [[MetaClassScope]] or a [[QueryScope]]
|-
| '''Relation data template'''<br>(RELATIONDATA) || [[ACMMETAPROPERTYRELDATA]] || MetaClass for template of relational data
|-
| '''Relation data metaclass'''<br>(RELATIONDATAMETACLASS) || SYSREL_METAPROPERTIES || MetaClass containing the relational data objects
|}
[[Category:System Relations|M]]