= Period.of(2015, 3, 1);</b>
<b class="fc">&nbsp;        this.sqlgGraph.addVertex(T.label, &quot;Person&quot;, &quot;period&quot;, period1);</b>
<b class="fc">&nbsp;        Period period2 = Period.of(2015, 3, 2);</b>
<b class="fc">&nbsp;        this.sqlgGraph.addVertex(T.label, &quot;Person&quot;, &quot;period&quot;, period2);</b>
<b class="fc">&nbsp;        Period period3 = Period.of(2015, 3, 3);</b>
<b class="fc">&nbsp;        this.sqlgGraph.addVertex(T.label, &quot;Person&quot;, &quot;period&quot;, perio