><code><span class="r-in"><span><span class="fu"><a href="https://rdrr.io/r/utils/data.html" class="external-link">data</a></span><span class="op">(</span><span class="va">africa</span><span class="op">)</span></span></span>
<span class="r-in"><span><span class="va">africa</span><span class="op">$</span><span class="va">comm</span><span class="op">[</span><span class="fl">1</span><span class="op">:</span><span class="fl">5</span>, <span class="fl">1</span><span class="op">:</span><span class="fl">20</span><