| version = 2+
}}
== Own properties ==
{| class="wikitable" width=50%
| '''UTS''' (UTS) || {{PropertyType|Date/Time|DateTime}} || [[Update time stamp]]
|-
| '''Version''' (VERSION) || {{PropertyType|Integer|Int}} || [[Update time stampVersion number]]|-| '''Left target''' (LEFTUID) || {{PropertyType|Guid|Guid}} || Owner object|-| '''Right target''' (RIGHTUID) || {{PropertyType|Integer|Integer}} || Child object
|}
[[Category:System MetaClasses]]
[[Category:Relation Data]]