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:
Michelle Edwards (hurdler)
Table title:
Competition record
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Year </th><th colspan=1 rowspan=1 > Competition </th><th colspan=1 rowspan=1 > Venue </th><th colspan=1 rowspan=1 > Position </th><th colspan=1 rowspan=1 > Event </th><th colspan=1 rowspan=1 > Notes </th></tr>
<tr> <th colspan=6 rowspan=1 > Representing Great Britain </th></tr>
<tr> <td colspan=1 rowspan=1 > 1991 </td><td colspan=1 rowspan=1 > World Championships </td><td colspan=1 rowspan=1 > Tokyo, Japan </td><td colspan=1 rowspan=1 > 26th (h) </td><td colspan=1 rowspan=1 > 100 m hurdles </td><td colspan=1 rowspan=1 > 13.50 </td></tr>
<tr> <th colspan=6 rowspan=1 > National Championships </th></tr>
<tr> <td colspan=1 rowspan=1 > 1989 </td><td colspan=1 rowspan=1 > UK Championships </td><td colspan=1 rowspan=1 > Jarrow, UK </td><td colspan=1 rowspan=1 > 3rd </td><td colspan=1 rowspan=1 > 100 m hurdles </td><td colspan=1 rowspan=1 > 13.48 </td></tr>
<tr> <td colspan=1 rowspan=1 > 1990 </td><td colspan=1 rowspan=1 > AAA Championships </td><td colspan=1 rowspan=1 > Birmingham, UK </td><td colspan=1 rowspan=1 > 4th </td><td colspan=1 rowspan=1 > 100 m hurdles </td><td colspan=1 rowspan=1 > 13.26 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=2 > 1991 </td><td colspan=1 rowspan=1 > UK Championships </td><td colspan=1 rowspan=1 > Cardiff, UK </td><td colspan=1 rowspan=1 > 3rd </td><td colspan=1 rowspan=1 > 100 m hurdles </td><td colspan=1 rowspan=1 > 13.98 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > AAA Championships </td><td colspan=1 rowspan=1 > Birmingham, UK </td><td class="highlighted"  colspan=1 rowspan=1 > 5th </td><td colspan=1 rowspan=1 > 100 m hurdles </td><td colspan=1 rowspan=1 > 13.?? </td></tr>
<tr> <td colspan=1 rowspan=1 > 1992 </td><td colspan=1 rowspan=1 > UK Championships </td><td colspan=1 rowspan=1 > Sheffield, UK </td><td colspan=1 rowspan=1 > 4th </td><td colspan=1 rowspan=1 > 100 m hurdles </td><td colspan=1 rowspan=1 > 13.?? </td></tr>
<tr> <td colspan=1 rowspan=1 > 1995 </td><td colspan=1 rowspan=1 > AAA Championships </td><td colspan=1 rowspan=1 > Birmingham, UK </td><td colspan=1 rowspan=1 > 2nd </td><td colspan=1 rowspan=1 > 100 m hurdles </td><td colspan=1 rowspan=1 > 13.36 </td></tr>
<tr> <th colspan=6 rowspan=1 > (h) Indicates overall position in qualifying heats </th></tr>
</table>
Question:
In which position did Michelle Edwards place at the 1991 AAA Championships?
Answer:
Michelle Edwards placed fifth in the 1991 AAA Championships.