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:
Irish International Grand Prix
Table title:
Winners of the Irish International Grand Prix Races
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Year </th><th colspan=1 rowspan=1 > Circuit </th><th colspan=1 rowspan=1 > Race </th><th colspan=1 rowspan=1 > Driver </th><th colspan=1 rowspan=1 > Constructor </th></tr>
<tr> <th colspan=1 rowspan=3 > 1929 </th><td colspan=1 rowspan=3 > Phoenix Park </td><td colspan=1 rowspan=1 > Saorstát Cup </td><td colspan=1 rowspan=1 > Boris Ivanowski </td><td colspan=1 rowspan=1 > Alfa Romeo 6C </td></tr>
<tr> <td colspan=1 rowspan=1 > Éireann Cup </td><td colspan=1 rowspan=1 > Boris Ivanowski </td><td colspan=1 rowspan=1 > Alfa Romeo 6C </td></tr>
<tr> <td colspan=1 rowspan=1 > Irish Grand Prix </td><td colspan=1 rowspan=1 > Boris Ivanowski </td><td colspan=1 rowspan=1 > Alfa Romeo 6C </td></tr>
<tr> <th class="highlighted"  colspan=1 rowspan=3 > 1930 </th><td colspan=1 rowspan=3 > Phoenix Park </td><td colspan=1 rowspan=1 > Saorstát Cup </td><td colspan=1 rowspan=1 > Victor Gillow </td><td colspan=1 rowspan=1 > Riley 9 Brooklands </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > Éireann Cup </td><td class="highlighted"  colspan=1 rowspan=1 > Rudolf Caracciola </td><td class="highlighted"  colspan=1 rowspan=1 > Mercedes SSK </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > Irish Grand Prix </td><td class="highlighted"  colspan=1 rowspan=1 > Rudolf Caracciola </td><td class="highlighted"  colspan=1 rowspan=1 > Mercedes SSK </td></tr>
<tr> <th colspan=1 rowspan=3 > 1931 </th><td colspan=1 rowspan=3 > Phoenix Park </td><td colspan=1 rowspan=1 > Saorstát Cup </td><td colspan=1 rowspan=1 > Norman Black </td><td colspan=1 rowspan=1 > MG Midget </td></tr>
<tr> <td colspan=1 rowspan=1 > Éireann Cup </td><td colspan=1 rowspan=1 > Henry Birkin </td><td colspan=1 rowspan=1 > Alfa Romeo 8C </td></tr>
<tr> <td colspan=1 rowspan=1 > Irish Grand Prix </td><td colspan=1 rowspan=1 > Norman Black </td><td colspan=1 rowspan=1 > MG Midget </td></tr>
</table>
Question:
What races in the Irish International Grand Prix did Rudolf Caracciola win for Mercedes in 1930?
Answer:
In 1930, Rudolf Caracciola claimed the Éireann Cup race and Irish Grand Prix for Mercedes.