ilies in the same input data or single individuals with no
family links.</p>
<div class="sourceCode" id="cb3"><pre class="downlit sourceCode r">
<code class="sourceCode R"><span><span class="va">graph</span> <span class="op">=</span> <span class="fu"><a href="../reference/prepare_graph.html">prepare_graph</a></span><span class="op">(</span>.tbl <span class="op">=</span> <span class="va">family</span>, </span>
<span>                      node_attributes <span class="op">=</span> <span class="va">thrs</span>,