<page_title> Swimming at the 2007 World Aquatics Championships – Men's 50 metre butterfly </page_title> <section_title> Semifinals </section_title> <table> <cell> 8 <col_header> Rank </col_header> </cell> <cell> Jakob Andkjær <col_header> Swimmer </col_header> </cell> <cell> 23.99 <col_header> Time </col_header> </cell> <cell> Q (swim-off) <col_header> Note </col_header> </cell> <cell> 8 <col_header> Rank </col_header> </cell> <cell> Lyndon Ferns <col_header> Swimmer </col_header> </cell> <cell> 23.99 <col_header> Time </col_header> </cell> <cell> (swim-off) <col_header> Note </col_header> </cell> </table>
A swim-off for 8th place occurred between Jakob Andkjær and Lyndon Ferns who tied for 8th at 23.99.