dividuals</span></span></span>
<span class="r-in"><span><span class="va">ts_simplified</span> <span class="op">&lt;-</span> <span class="fu">ts_simplify</span><span class="op">(</span><span class="va">ts</span><span class="op">)</span></span></span>
<span class="r-in"><span></span></span>
<span class="r-in"><span><span class="co"># simplify to a subset of sampled individuals</span></span></span>
<span class="r-in"><span><span class="va">ts_small</span> <span class="op">&lt;-</span> <span class="fu">ts_simpl