placement="top" data-content="the excel dependency">parcel_survey.xlsx</span>
                        <br>&nbsp;&nbsp;&nbsp;
                        <span class="more" data-toggle="popover" data-placement="bottom" data-content="a csvkit command for converting to csv">in2csv</span> <span class="more" data-toggle="popover" data-placement="bottom" data-content="an automatic variable referring to the filename of the first dependency, in this case parcel_survey.xlsx">$<</span> <span class="more" data-toggle="pop