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:
1977 SANFL Grand Final
Table title:
Scorecard
Table:
<table id='hittask' contenteditable='False'>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><th colspan=3 rowspan=1 > 1977 SANFL Grand Final </th><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > Saturday, 24 September (2:10 pm) </td><td class="highlighted"  colspan=1 rowspan=1 > Port Adelaide </td><td class="highlighted"  colspan=1 rowspan=1 > def. </td><td class="highlighted"  colspan=1 rowspan=1 > Glenelg </td><td colspan=1 rowspan=1 > Football Park (crowd: 56,717) </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td class="highlighted"  colspan=1 rowspan=1 > 4.3 (27) 9.7 (61) 13.9 (87) 17.11 (113) </td><td colspan=1 rowspan=1 > Q1 Q2 Q3 Final </td><td class="highlighted"  colspan=1 rowspan=1 > 5.2 (32) 8.3 (51) 12.6 (78) 16.9 (105) </td><td colspan=2 rowspan=1 >  </td></tr>
<tr> <td colspan=2 rowspan=1 >  </td></tr>
<tr> <td colspan=2 rowspan=1 > Evans 7 Eckerman 3 Granger, Cunningham 2 James, Blethyn, Sorrell 1 </td><td colspan=1 rowspan=1 > Goals </td><td colspan=2 rowspan=1 > 5 Paech 3 Phillis 2 Rady, Carey 1 Hodgeman, Farquhar, Holst, Jackson </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=2 rowspan=1 > Cunningham, Ebert, Gerlach, Light, Evans </td><td colspan=1 rowspan=1 > Best </td><td colspan=2 rowspan=1 > Hodgeman, Voight, Carey, Cornes </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=2 rowspan=1 >  </td></tr>
<tr> <td colspan=2 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=6 rowspan=1 >  </td></tr>
</table>
Question:
Who defeated Glenelg in the 1977 South Australian National Football League grand final?
Answer:
The 1977 South Australian National Football League (SANFL) Grand Final saw Port Adelaide defeat Glenelg by eight points, 17.11 (113) to 16.9 (105).