<prompt> Pedzisa mutsara unotevera:  <response>: 50 m freestyle pa 2008 Summer Olympics muBeijing. Akawana FINA B-standard ye25.67 kubva kuGreece National Open Championships muTripoli. Akadenha vamwe vanoshambira vanomwe mumakwikwi mapfumbamwe, kusanganisira Slovakia inodiwa zvikuru uye mutambi weOlympic kashanu Martina Moravcová. Akamhanyirazve kunzvimbo yechinomwe muna 25.68, kungori margin yakatetepa kubva panguva yake yekupinda, uye 0.03 yechipiri kumashure kweUkraine Oksana Serikova. Matsa akakundikana kuenda kumasemifinal, sezvo akaenzana nenzvimbo yake yese kubva kuAthens mumasekondi ekutanga. 