er_kind">
        <span class="modifier"></span>
        <span class="kind">class</span>
      </span>
      <span class="symbol">
        <a title="Construct triple groups for input vertices" href="Groups.html"><span class="name">Groups</span></a><span class="tparams">[<span name="VD">VD</span>, <span name="ED">ED</span>]</span><span class="result"> extends <span class="extype" name="scala.Serializable">Serializable</span></span>
      </span>
      
      <p class="shortcomment cmt">Construct triple group