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 X Factor (UK series 13)
Table title:
Judges' houses
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Judge </th><th colspan=1 rowspan=1 > Category </th><th colspan=1 rowspan=1 > Location </th><th colspan=1 rowspan=1 > Assistants </th><th colspan=1 rowspan=1 > Contestants eliminated </th></tr>
<tr> <th class="highlighted"  colspan=1 rowspan=1 > Cowell </th><td colspan=1 rowspan=1 > Girls </td><td class="highlighted"  colspan=1 rowspan=1 > Malibu </td><td class="highlighted"  colspan=1 rowspan=1 > Mel B and Emma Bunton </td><td colspan=1 rowspan=1 > Soheila Clifford, Olivia Garcia, Kayleigh Marie Morgan, Caitlyn Vanbeck </td></tr>
<tr> <th class="highlighted"  colspan=1 rowspan=1 > Osbourne </th><td colspan=1 rowspan=1 > Over 25s </td><td class="highlighted"  colspan=1 rowspan=1 > Los Angeles </td><td class="highlighted"  colspan=1 rowspan=1 > Robbie Williams </td><td colspan=1 rowspan=1 > Samantha Atkinson, Janet Grogan, Christopher Peyton, James Wilson </td></tr>
<tr> <th class="highlighted"  colspan=1 rowspan=1 > Scherzinger </th><td colspan=1 rowspan=1 > Boys </td><td class="highlighted"  colspan=1 rowspan=1 > Nice </td><td class="highlighted"  colspan=1 rowspan=1 > Calvin Harris </td><td colspan=1 rowspan=1 > Christian Burrows, James Hughes, Niall Sexton, Nate Simpson </td></tr>
<tr> <th class="highlighted"  colspan=1 rowspan=1 > Walsh </th><td colspan=1 rowspan=1 > Groups </td><td class="highlighted"  colspan=1 rowspan=1 > Ibiza </td><td class="highlighted"  colspan=1 rowspan=1 > Fleur East and Alesha Dixon </td><td colspan=1 rowspan=1 > Four of Diamonds, Skarl3t, Tom and Laura, Yes Lad </td></tr>
</table>
Question:
Who were the judges, their house locations, and assistants in the X Factor series 13?
Answer:
Walsh was assisted in Ibiza by Fleur East and Alesha Dixon, Cowell went to Malibu with Mel B and Emma Bunton, Osbourne went to her Los Angeles home where she was joined by Robbie Williams, and Scherzinger went to Nice with Calvin Harris.