     Multiplicity.of(0, 1),</b>
<b class="fc">&nbsp;                        Multiplicity.of(4, 5))</b>
&nbsp;        );
<b class="fc">&nbsp;        cVertexLabel.ensureEdgeLabelExist(&quot;ab&quot;, bVertexLabel,</b>
<b class="fc">&nbsp;                EdgeDefinition.of(</b>
<b class="fc">&nbsp;                        Multiplicity.of(0, -1),</b>
<b class="fc">&nbsp;                        Multiplicity.of(0, -1))</b>
&nbsp;        );
<b class="fc">&nbsp;        this.sqlgGraph.tx().commit();</b>
&nbsp;
<b clas