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._relation(<span class="hljs-string">"has_bought"</span>, <span class="hljs-string">"Customer"</span>, <span class="hljs-string">"Product"</span>);
{ 
  <span class="hljs-string">"collection"</span> : <span class="hljs-string">"has_bought"</span>, 
  <span class="hljs-string">"from"</span> : [ 
    <span class="hljs-string">"Customer"</span> 
  ], 
  <span class="hljs-string">"to"</span> : [ 
    <span class="hljs-string">"Product"</span> 
  ] 
}