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:
East Lothian (UK Parliament constituency)
Table title:
Elections in the 2010s
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 class="highlighted"  colspan=1 rowspan=1 > Labour </td><td class="highlighted"  colspan=1 rowspan=1 > Martin Whitfield </td><td colspan=1 rowspan=1 > 20,158 </td><td colspan=1 rowspan=1 > 36.1 </td><td colspan=1 rowspan=1 > +5.1 </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td class="highlighted"  colspan=1 rowspan=1 > SNP </td><td class="highlighted"  colspan=1 rowspan=1 > George Kerevan </td><td colspan=1 rowspan=1 > 17,075 </td><td colspan=1 rowspan=1 > 30.6 </td><td colspan=1 rowspan=1 > 12.0 </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Conservative </td><td colspan=1 rowspan=1 > Sheila Low </td><td colspan=1 rowspan=1 > 16,540 </td><td colspan=1 rowspan=1 > 29.6 </td><td colspan=1 rowspan=1 > +10.1 </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Liberal Democrat </td><td colspan=1 rowspan=1 > Elisabeth Wilson </td><td colspan=1 rowspan=1 > 1,738 </td><td colspan=1 rowspan=1 > 3.1 </td><td colspan=1 rowspan=1 > +0.5 </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Independent </td><td colspan=1 rowspan=1 > Mike Allan </td><td colspan=1 rowspan=1 > 367 </td><td colspan=1 rowspan=1 > 0.7 </td><td colspan=1 rowspan=1 > +0.4 </td></tr>
<tr> <th colspan=3 rowspan=1 > Majority </th><td class="highlighted"  colspan=1 rowspan=1 > 3,083 </td><td colspan=1 rowspan=1 > 5.5 </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <th colspan=3 rowspan=1 > Turnout </th><td colspan=1 rowspan=1 > 55,878 </td><td colspan=1 rowspan=1 > 70.6 </td><td colspan=1 rowspan=1 > 3.6 </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=2 rowspan=1 > Labour gain from SNP </td><th colspan=1 rowspan=1 > Swing </th><td colspan=1 rowspan=1 > +8.6 </td><td colspan=1 rowspan=1 >  </td></tr>
</table>
Question:
Who won the election and what was the vote margin of victory?
Answer:
George Kerevan of the Scottish National Party was defeated by Martin Whitfield of the Labour Party by 3,083 votes in the East Lothian(UK Parliament constituency).