an class="st">"Yoruba"</span>, O <span class="op">=</span> <span class="st">"Chimp"</span>,</span></span>
<span class="r-in"><span>    data <span class="op">=</span> <span class="va">snps</span></span></span>
<span class="r-in"><span><span class="op">)</span></span></span>
<span class="r-err co"><span class="r-pr">#&gt;</span> <span class="error">Error:</span> object 'snps' not found</span>
<span class="r-in"><span></span></span>
<span class="r-in"><span><span class="va">result_d</span> <span class="op">&lt