        ky <span class="op">=</span> <span class="fl">1</span><span class="op">:</span><span class="fl">3</span>,</span></span>
<span class="r-in"><span>                              bound_label <span class="op">=</span> <span class="fu"><a href="https://rdrr.io/r/base/paste.html" class="external-link">paste</a></span><span class="op">(</span><span class="fl">1</span><span class="op">:</span><span class="fl">3</span>, <span class="st">"x"</span>, <span class="st">"female"</span><span class="op">)</span><spa