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:
Tlotliso Leotlela
Table title:
International competitions
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 South Africa </th></tr>
<tr> <td colspan=1 rowspan=5 > 2015 </td><td colspan=1 rowspan=3 > African Youth Championships </td><td colspan=1 rowspan=3 > Reduit, Mauritius </td><td colspan=1 rowspan=1 > 1st </td><td colspan=1 rowspan=1 > 100 m </td><td colspan=1 rowspan=1 > 10.38 (w) </td></tr>
<tr> <td colspan=1 rowspan=1 > 1st </td><td colspan=1 rowspan=1 > 200 m </td><td colspan=1 rowspan=1 > 20.84 </td></tr>
<tr> <td colspan=1 rowspan=1 > 1st </td><td colspan=1 rowspan=1 > Medley relay </td><td colspan=1 rowspan=1 > 1:53.60 </td></tr>
<tr> <td colspan=1 rowspan=2 > Commonwealth Youth Games </td><td colspan=1 rowspan=2 > Apia, Samoa </td><td colspan=1 rowspan=1 > 1st </td><td colspan=1 rowspan=1 > 100 m </td><td colspan=1 rowspan=1 > 10.20 </td></tr>
<tr> <td colspan=1 rowspan=1 > 1st </td><td colspan=1 rowspan=1 > 200 m </td><td colspan=1 rowspan=1 > 20.56 (w) </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=5 > 2016 </td><td colspan=1 rowspan=2 > African Championships </td><td colspan=1 rowspan=2 > Durban, South Africa </td><td colspan=1 rowspan=1 > 4th </td><td colspan=1 rowspan=1 > 100 m </td><td colspan=1 rowspan=1 > 10.24 </td></tr>
<tr> <td colspan=1 rowspan=1 > 1st </td><td colspan=1 rowspan=1 > 4 × 100 m relay </td><td colspan=1 rowspan=1 > 38.84 </td></tr>
<tr> <td colspan=1 rowspan=2 > World U20 Championships </td><td colspan=1 rowspan=2 > Bydgoszcz, Poland </td><td colspan=1 rowspan=1 > 4th </td><td colspan=1 rowspan=1 > 100 m </td><td colspan=1 rowspan=1 > 10.28 </td></tr>
<tr> <td colspan=1 rowspan=1 > 2nd </td><td colspan=1 rowspan=1 > 200 m </td><td colspan=1 rowspan=1 > 20.59 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > Olympic Games </td><td colspan=1 rowspan=1 > Rio de Janeiro, Brazil </td><td colspan=1 rowspan=1 > 42nd (h) </td><td class="highlighted"  colspan=1 rowspan=1 > 200 m </td><td class="highlighted"  colspan=1 rowspan=1 > 20.59 </td></tr>
</table>
Question:
In which prestigious competition did Tlotliso Leotlela set a time of 20.59 in the 200 metres?
Answer:
Tlotliso Leotlela competed at the 2016 Olympics in the 200 metres race and finished in a time of 20.59.