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:
Swimming at the 2012 Summer Olympics – Men's 100 metre butterfly
Table title:
Semifinal 2
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Rank </th><th colspan=1 rowspan=1 > Lane </th><th colspan=1 rowspan=1 > Name </th><th colspan=1 rowspan=1 > Nationality </th><th colspan=1 rowspan=1 > Time </th><th colspan=1 rowspan=1 > Notes </th></tr>
<tr> <td colspan=1 rowspan=1 > 1 </td><td colspan=1 rowspan=1 > 4 </td><td colspan=1 rowspan=1 > Chad le Clos </td><td colspan=1 rowspan=1 > South Africa </td><td colspan=1 rowspan=1 > 51.42 </td><td colspan=1 rowspan=1 > Q, NR </td></tr>
<tr> <td colspan=1 rowspan=1 > 2 </td><td colspan=1 rowspan=1 > 6 </td><td colspan=1 rowspan=1 > Tyler McGill </td><td colspan=1 rowspan=1 > United States </td><td colspan=1 rowspan=1 > 51.61 </td><td colspan=1 rowspan=1 > Q </td></tr>
<tr> <td colspan=1 rowspan=1 > 3 </td><td colspan=1 rowspan=1 > 3 </td><td colspan=1 rowspan=1 > Milorad Čavić </td><td colspan=1 rowspan=1 > Serbia </td><td colspan=1 rowspan=1 > 51.66 </td><td colspan=1 rowspan=1 > Q </td></tr>
<tr> <td colspan=1 rowspan=1 > 4 </td><td colspan=1 rowspan=1 > 2 </td><td colspan=1 rowspan=1 > Joeri Verlinden </td><td colspan=1 rowspan=1 > Netherlands </td><td colspan=1 rowspan=1 > 51.75 </td><td colspan=1 rowspan=1 > Q, NR </td></tr>
<tr> <td colspan=1 rowspan=1 > 5 </td><td colspan=1 rowspan=1 > 5 </td><td colspan=1 rowspan=1 > Yevgeny Korotyshkin </td><td colspan=1 rowspan=1 > Russia </td><td colspan=1 rowspan=1 > 51.85 </td><td colspan=1 rowspan=1 > Q </td></tr>
<tr> <td colspan=1 rowspan=1 > 6 </td><td colspan=1 rowspan=1 > 1 </td><td class="highlighted"  colspan=1 rowspan=1 > Dinko Jukić </td><td class="highlighted"  colspan=1 rowspan=1 > Austria </td><td class="highlighted"  colspan=1 rowspan=1 > 51.99 </td><td colspan=1 rowspan=1 > NR </td></tr>
<tr> <td colspan=1 rowspan=1 > 7 </td><td colspan=1 rowspan=1 > 7 </td><td colspan=1 rowspan=1 > Nikolay Skvortsov </td><td colspan=1 rowspan=1 > Russia </td><td colspan=1 rowspan=1 > 52.03 </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 8 </td><td colspan=1 rowspan=1 > 8 </td><td class="highlighted"  colspan=1 rowspan=1 > Jason Dunford </td><td class="highlighted"  colspan=1 rowspan=1 > Kenya </td><td class="highlighted"  colspan=1 rowspan=1 > 52.16 </td><td colspan=1 rowspan=1 >  </td></tr>
</table>
Question:
Who were the swimmers on the edge lanes?
Answer:
In Swimming, at the 2012 Summer Olympics – Men's 100 metre butterfly, Austria's Dinko Jukic (51.99), and Kenya's Jason Dunford (52.16) participated in the semifinals.