s="r-pr">#&gt;</span> last entry / entries:</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> ├ [setosa]: "Renamed columns:", "added Stamen.Length, Stamen.Width", "dropped Sepal.Length, Sepal.Width"</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> ├ [versicolor]: "Renamed columns:", "added Stamen.Length, Stamen.Width", "dropped Sepal.Length, Sepal.Width"</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> └ [virginica]: "Renamed columns:", "added Stamen.Length, Stame