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:
The Fat Lady Sings
Table title:
Singles
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=2 > Year </th><th colspan=1 rowspan=2 > Title </th><th colspan=1 rowspan=1 >  </th><th colspan=2 rowspan=1 > Chart Positions </th><th colspan=1 rowspan=2 > Album </th></tr>
<tr> <th colspan=1 rowspan=1 > Irish Singles Chart </th><th colspan=1 rowspan=1 > U.S. Modern Rock </th><th colspan=1 rowspan=1 > UK Singles Chart </th></tr>
<tr> <td colspan=1 rowspan=1 > 1986 </td><td colspan=1 rowspan=1 > "Fear and Favour" </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > – </td><td colspan=1 rowspan=1 > – </td><td colspan=1 rowspan=4 > non-album single </td></tr>
<tr> <td colspan=1 rowspan=1 > 1988 </td><td colspan=1 rowspan=1 > "Be Still" </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 > 1989 </td><td colspan=1 rowspan=1 > "Arclight" </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=2 > 1990 </td><td colspan=1 rowspan=1 > "Dronning Maud Land" </td><td colspan=1 rowspan=1 > 6 </td><td colspan=1 rowspan=1 > – </td><td colspan=1 rowspan=1 > – </td></tr>
<tr> <td colspan=1 rowspan=1 > "Man Scared" </td><td colspan=1 rowspan=1 > 17 </td><td colspan=1 rowspan=1 > 20 </td><td colspan=1 rowspan=1 > – </td><td class="highlighted"  colspan=1 rowspan=4 > Twist </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=3 > 1991 </td><td class="highlighted"  colspan=1 rowspan=1 > "Arclight" </td><td colspan=1 rowspan=1 > 7 </td><td colspan=1 rowspan=1 > – </td><td colspan=1 rowspan=1 > – </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > "Twist" </td><td colspan=1 rowspan=1 > 14 </td><td colspan=1 rowspan=1 > – </td><td colspan=1 rowspan=1 > – </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > "Deborah" </td><td colspan=1 rowspan=1 > 17 </td><td colspan=1 rowspan=1 > – </td><td colspan=1 rowspan=1 > – </td></tr>
<tr> <td colspan=1 rowspan=3 > 1993 </td><td colspan=1 rowspan=1 > "Show of Myself" </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 > – </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=3 > Johnson </td></tr>
<tr> <td colspan=1 rowspan=1 > "Drunkard Logic" </td><td colspan=1 rowspan=1 > – </td><td colspan=1 rowspan=1 > – </td><td colspan=1 rowspan=1 > 56 </td></tr>
<tr> <td colspan=1 rowspan=1 > "World Exploding Touch" </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td></tr>
</table>
Question:
What singles on the album Twist in 1991 appeared on the Irish Singles Chart?
Answer:
The album Twist had three singles, Arclight, Twist, and Deborah, in 1991, which all placed on the Irish Singles Chart.