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:
1990–91 FA Cup
Table title:
Sixth Round Proper
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Tie no </th><th colspan=1 rowspan=1 > Home team </th><th colspan=1 rowspan=1 > Score </th><th colspan=1 rowspan=1 > Away team </th><th colspan=1 rowspan=1 > Date </th></tr>
<tr> <td colspan=1 rowspan=1 > 1 </td><td colspan=1 rowspan=1 > Tottenham Hotspur </td><td colspan=1 rowspan=1 > 2–1 </td><td colspan=1 rowspan=1 > Notts County </td><td colspan=1 rowspan=1 > 10/03/1991 </td></tr>
<tr> <td colspan=1 rowspan=1 > 2 </td><td colspan=1 rowspan=1 > West Ham United </td><td colspan=1 rowspan=1 > 2–1 </td><td colspan=1 rowspan=1 > Everton </td><td colspan=1 rowspan=1 > 11/03/1991 </td></tr>
<tr> <td colspan=1 rowspan=1 > 3 </td><td colspan=1 rowspan=1 > Norwich City </td><td colspan=1 rowspan=1 > 0–1 </td><td colspan=1 rowspan=1 > Nottingham Forest </td><td colspan=1 rowspan=1 > 09/03/1991 </td></tr>
<tr> <td colspan=1 rowspan=1 > 4 </td><td class="highlighted"  colspan=1 rowspan=1 > Arsenal </td><td class="highlighted"  colspan=1 rowspan=1 > 2–1 </td><td class="highlighted"  colspan=1 rowspan=1 > Cambridge United </td><td colspan=1 rowspan=1 > 09/03/1991 </td></tr>
</table>
Question:
How did Arsenal perform in the 1990-91 FA Cup?
Answer:
In the FA Cup, Arsenal defeated Cambridge United 2–1.