<page_title> Swimming at the 2015 World Aquatics Championships – Men's 50 metre freestyle </page_title> <section_title> Semifinal 1 </section_title> <table> <cell> Marco Orsi <col_header> Name </col_header> </cell> <cell> Italy <col_header> Nationality </col_header> </cell> <cell> 21.86 <col_header> Time </col_header> </cell> </table>
Italy's Marco Orsi finished in 21.86 s.