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:
1973 Chester-le-Street by-election
Table title:
The votes
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 > Giles Radice </td><td colspan=1 rowspan=1 > 25,874 </td><td colspan=1 rowspan=1 > 53.06 </td><td colspan=1 rowspan=1 > 18.54 </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Liberal </td><td class="highlighted"  colspan=1 rowspan=1 > George Booth Suggett </td><td colspan=1 rowspan=1 > 18,808 </td><td colspan=1 rowspan=1 > 38.57 </td><td colspan=1 rowspan=1 > N/A </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > Conservative </td><td colspan=1 rowspan=1 > Neil Balfour </td><td colspan=1 rowspan=1 > 4,092 </td><td colspan=1 rowspan=1 > 8.39 </td><td colspan=1 rowspan=1 > 20.01 </td></tr>
<tr> <th colspan=3 rowspan=1 > Majority </th><td class="highlighted"  colspan=1 rowspan=1 > 7,066 </td><td colspan=1 rowspan=1 > 14.49 </td><td colspan=1 rowspan=1 > 28.71 </td></tr>
<tr> <th colspan=3 rowspan=1 > Turnout </th><td colspan=1 rowspan=1 > 48,768 </td><td colspan=1 rowspan=1 > 71.4 </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=2 rowspan=1 > Labour hold </td><th colspan=1 rowspan=1 > Swing </th><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td></tr>
</table>
Question:
Who were the top two contenders in the 1973 Chester-le-Street by-election, and by what majority of votes did the Labour candidate win?
Answer:
Radice held the seat for the Labour party with a majority of 7,066 over Suggett.