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:
Ailson Feitosa
Table title:
Achievements
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 Brazil </th></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=4 > 2007 </td><td class="highlighted"  colspan=1 rowspan=2 > South American Junior Championships </td><td colspan=1 rowspan=2 > São Paulo, Brazil </td><td class="highlighted"  colspan=1 rowspan=1 > 4th </td><td class="highlighted"  colspan=1 rowspan=1 > 200 m </td><td colspan=1 rowspan=1 > 21.69 (wind: -0.2 m/s) </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 2nd </td><td class="highlighted"  colspan=1 rowspan=1 > 4 x 100 m relay </td><td colspan=1 rowspan=1 > 40.66 </td></tr>
<tr> <td colspan=1 rowspan=2 > Pan American Junior Championships </td><td colspan=1 rowspan=2 > São Paulo, Brazil </td><td colspan=1 rowspan=1 > 5th (h) </td><td colspan=1 rowspan=1 > 200 m </td><td colspan=1 rowspan=1 > 21.41 (wind: +0.0 m/s) </td></tr>
<tr> <td colspan=1 rowspan=1 > 4th </td><td colspan=1 rowspan=1 > 4 x 100 m relay </td><td colspan=1 rowspan=1 > 40.64 </td></tr>
<tr> <td colspan=1 rowspan=1 > 2008 </td><td colspan=1 rowspan=1 > South American U-23 Championships </td><td colspan=1 rowspan=1 > Lima, Perú </td><td colspan=1 rowspan=1 > 1st </td><td colspan=1 rowspan=1 > 4 x 100 m relay </td><td colspan=1 rowspan=1 > 40.06 </td></tr>
<tr> <td colspan=1 rowspan=1 > 2010 </td><td colspan=1 rowspan=1 > Ibero-American Championships </td><td colspan=1 rowspan=1 > San Fernando, Spain </td><td colspan=1 rowspan=1 > – </td><td colspan=1 rowspan=1 > 4 x 100 m relay </td><td colspan=1 rowspan=1 > DQ </td></tr>
<tr> <td colspan=1 rowspan=5 > 2011 </td><td colspan=1 rowspan=2 > South American Championships </td><td colspan=1 rowspan=2 > Buenos Aires, Argentina </td><td colspan=1 rowspan=1 > 6th </td><td colspan=1 rowspan=1 > 200 m </td><td colspan=1 rowspan=1 > 22.07 (wind: +1.7 m/s) </td></tr>
<tr> <td colspan=1 rowspan=1 > 1st </td><td colspan=1 rowspan=1 > 4 x 100 m relay </td><td colspan=1 rowspan=1 > 39.87 </td></tr>
<tr> <td colspan=1 rowspan=2 > Military World Games </td><td colspan=1 rowspan=2 > Rio de Janeiro, Brazil </td><td colspan=1 rowspan=1 > 6th </td><td colspan=1 rowspan=1 > 200 m </td><td colspan=1 rowspan=1 > 21.26 (wind: +1.2 m/s) </td></tr>
<tr> <td colspan=1 rowspan=1 > 1st </td><td colspan=1 rowspan=1 > 4 x 100 m relay </td><td colspan=1 rowspan=1 > 39.53 </td></tr>
<tr> <td colspan=1 rowspan=1 > Pan American Games </td><td colspan=1 rowspan=1 > Guadalajara, México </td><td colspan=1 rowspan=1 > 1st </td><td colspan=1 rowspan=1 > 4 x 100 m relay </td><td colspan=1 rowspan=1 > 38.18 A </td></tr>
<tr> <td colspan=1 rowspan=2 > 2014 </td><td colspan=1 rowspan=2 > South American Games </td><td colspan=1 rowspan=2 > Santiago, Chile </td><td colspan=1 rowspan=1 > 1st </td><td colspan=1 rowspan=1 > 4 x 100 m relay </td><td colspan=1 rowspan=1 > 38.90 </td></tr>
<tr> <td colspan=1 rowspan=1 > 1st </td><td colspan=1 rowspan=1 > 4 x 400 m relay </td><td colspan=1 rowspan=1 > 3:03.94 </td></tr>
<tr> <td colspan=1 rowspan=1 > 2016 </td><td colspan=1 rowspan=1 > Ibero-American Championships </td><td colspan=1 rowspan=1 > Rio de Janeiro, Brazil </td><td colspan=1 rowspan=1 > 2nd </td><td colspan=1 rowspan=1 > 4 x 100 m relay </td><td colspan=1 rowspan=1 > 38.65 </td></tr>
</table>
Question:
How did Ailson Feitosa perform at the South American Junior Championships in 2007?
Answer:
Feitosa made his first international appearances in 2007: at the South American Junior Championships he was fourth in the 200 m and led off the Brazilian team in the 4×100 metres relay silver medal.