# Relation Object ```json { "id": "namespace:othermod", "version": "[1.0,)", "flags": [] } ``` ## Required properties ### id This is the ID or namespaced ID of the addon this relation refers to. ### version This is a [maven version range](https://maven.apache.org/enforcer/enforcer-rules/versionRanges.html) of supported versions of this relation. ## Optional properties ### flags This is an array of [flags](../flags.md) for this relation. If this property is not present in a relation object, the relation will have the flags which are set as default for relations or, if no default was set, it will inherit the flags which are applicable for relations from the associated version.