lass='op'>(</span><span class='va'>cells</span>, <span class='va'>col</span> <span class='op'>==</span> <span class='fl'>1</span><span class='op'>)</span> <span class='op'>%&gt;%</span>
  <span class='fu'><a href='https://dplyr.tidyverse.org/reference/select.html'>select</a></span><span class='op'>(</span><span class='va'>row</span>, <span class='va'>col</span>, qualification <span class='op'>=</span> <span class='va'>chr</span><span class='op'>)</span>
<span class='va'>age</span> <span class='op'>&lt;-</sp