Please read the following table in HTML format from a webpage and then answer the question in detail according to the table. Each table cell is defined by a <td> and a </td> tag. Each table row starts with a <tr> and ends with a </tr> tag. 'rowspan=m' and 'colspan=n' represents a cell spaning over 'm' rows and 'n' columns.

Webpage title:
John Nygren
Table title:
Electoral history
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=2 rowspan=1 > Party </th><th colspan=1 rowspan=1 > Candidate </th><th colspan=1 rowspan=1 > Votes </th><th colspan=1 rowspan=1 > % </th><th colspan=1 rowspan=1 > ± </th></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Republican </td><td class="highlighted"  colspan=1 rowspan=1 > John Nygren (incumbent) </td><td class="highlighted"  colspan=1 rowspan=1 > 14,814 </td><td colspan=1 rowspan=1 > 53.54% </td><td colspan=1 rowspan=1 > 0.56% </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Democratic </td><td class="highlighted"  colspan=1 rowspan=1 > Randy Koehn </td><td class="highlighted"  colspan=1 rowspan=1 > 12,839 </td><td colspan=1 rowspan=1 > 46.40% </td><td colspan=1 rowspan=1 > + 0.67% </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=4 rowspan=1 > Republican hold </td><td colspan=1 rowspan=1 >  </td></tr>
</table>
Question:
Who did Nygren defeat and what were their respective vote counts?
Answer:
Nygren defeated Koehn by 14,814 to 12,839.