2>
    <pre class="examples"><div class='input'><span class='fu'><a href='https://www.rdocumentation.org/packages/base/topics/library'>library</a></span>(<span class='no'>dplyr</span>)
<span class='fu'><a href='https://www.rdocumentation.org/packages/base/topics/library'>library</a></span>(<span class='no'>ggplot2</span>)
<span class='no'>plot_set</span> <span class='kw'>&lt;-</span> <span class='no'>emergency</span> <span class='kw'>%&gt;%</span>
  <span class='fu'><a href='https://www.rdocumentation.org/p