><span class="st">"NEA_1"</span>, <span class="st">"NEA_2"</span><span class="op">)</span><span class="op">)</span><span class="op">)</span></span></span>
<span class="r-out co"><span class="r-pr">#&gt;</span> <span style="color: #949494;"># A tibble: 2 × 2</span></span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   set       D</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>   <span style="color: #949494; font-style: italic;">&lt;chr&gt;</span> <span style="color: #949494; font-sty