arangosh&gt; <span class="hljs-keyword">var</span> graph_module = <span class="hljs-built_in">require</span>(<span class="hljs-string">"@arangodb/general-graph"</span>);
arangosh&gt; graph_module._undirectedRelation(<span class="hljs-string">"marriage"</span>, [<span class="hljs-string">"female"</span>, <span class="hljs-string">"male"</span>]);
{ 
  <span class="hljs-string">"collection"</span> : <span class="hljs-string">"marriage"</span>, 
  <span class="hljs-string">"from"</span> : [ 
    <span class="hljs-string">"female"</span>, 
    <span class="hljs-string">"male"</span> 
  ], 
  <span class="hljs-string">"to"</span> : [ 
    <span class="hljs-string">"female"</span>, 
    <span class="hljs-string">"male"</span> 
  ] 
}