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:
Kaliese Spencer
Table title:
Major 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 Jamaica </th></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=4 > 2006 </td><td colspan=1 rowspan=2 > CARIFTA Games (U-20) </td><td colspan=1 rowspan=2 > Les Abymes, Guadeloupe </td><td colspan=1 rowspan=1 > 2nd </td><td colspan=1 rowspan=1 > 400 m </td><td colspan=1 rowspan=1 > 51.99 </td></tr>
<tr> <td colspan=1 rowspan=1 > 1st </td><td colspan=1 rowspan=1 > 4 × 400 m relay </td><td colspan=1 rowspan=1 > 3:31.90 CR </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=2 > World Junior Championships </td><td colspan=1 rowspan=2 > Beijing, China </td><td class="highlighted"  colspan=1 rowspan=1 > 1st </td><td class="highlighted"  colspan=1 rowspan=1 > 400m hurdles </td><td class="highlighted"  colspan=1 rowspan=1 > 55.11 </td></tr>
<tr> <td colspan=1 rowspan=1 > 3rd </td><td colspan=1 rowspan=1 > 4 × 400 m relay </td><td colspan=1 rowspan=1 > 3:31.62 </td></tr>
<tr> <td colspan=1 rowspan=1 > 2007 </td><td colspan=1 rowspan=1 > World Championships </td><td colspan=1 rowspan=1 > Osaka, Japan </td><td colspan=1 rowspan=1 > 8th (semis) </td><td colspan=1 rowspan=1 > 400 m hurdles </td><td colspan=1 rowspan=1 > 56.69 </td></tr>
<tr> <td colspan=1 rowspan=3 > 2009 </td><td colspan=1 rowspan=2 > World Championships </td><td colspan=1 rowspan=2 > Berlin, Germany </td><td colspan=1 rowspan=1 > 4th </td><td colspan=1 rowspan=1 > 400 m hurdles </td><td colspan=1 rowspan=1 > 53.56 </td></tr>
<tr> <td colspan=1 rowspan=1 > 2nd </td><td colspan=1 rowspan=1 > 4 × 400 m relay </td><td colspan=1 rowspan=1 > 3:24.72 (h) </td></tr>
<tr> <td colspan=1 rowspan=1 > World Athletics Final </td><td colspan=1 rowspan=1 > Thessaloniki, Greece </td><td colspan=1 rowspan=1 > 2nd </td><td colspan=1 rowspan=1 > 400 m hurdles </td><td colspan=1 rowspan=1 > 53.99 </td></tr>
<tr> <td colspan=1 rowspan=1 > 2011 </td><td colspan=1 rowspan=1 > World Championships </td><td colspan=1 rowspan=1 > Daegu, South Korea </td><td colspan=1 rowspan=1 > 4th </td><td colspan=1 rowspan=1 > 400 m hurdles </td><td colspan=1 rowspan=1 > 54.01 </td></tr>
<tr> <td colspan=1 rowspan=1 > 2015 </td><td colspan=1 rowspan=1 > World Championships </td><td colspan=1 rowspan=1 > Beijing, China </td><td colspan=1 rowspan=1 > 8th </td><td colspan=1 rowspan=1 > 400 m hurdles </td><td colspan=1 rowspan=1 > 55.47 </td></tr>
</table>
Question:
Who won the junior 400 m hurdles with a time of 55.11 seconds at the 2006 World Junior Championships?
Answer:
At the 2006 World Junior Championships, Kaliese Spencer won the junior 400 m hurdles with a time of 55.11 seconds.