1)));</b>
&nbsp;        }});
<b class="fc">&nbsp;        VertexLabel bVertexLabel = publicSchema.ensureVertexLabelExist(&quot;B&quot;, new HashMap&lt;&gt;() {{</b>
<b class="fc">&nbsp;            put(&quot;b&quot;, PropertyDefinition.of(PropertyType.STRING, Multiplicity.of(1, 1)));</b>
&nbsp;        }});
<b class="fc">&nbsp;        aVertexLabel.ensureEdgeLabelExist(&quot;ab&quot;, bVertexLabel, new HashMap&lt;&gt;() {{</b>
<b class="fc">&nbsp;            put(&quot;ab&quot;, PropertyDefinition.of(PropertyTyp