<prompt> Tregubova dә suro bikke Olympicbe saa 2004ye Athens lan, bikke 50 m freestylebe dәro waltә sәdin  <response>: FINA B-cut 26.90 do Moscow lan Russia Open Championships lan tuwondәna dә. Kәnәngatәgә Sydneya fal lan kәnәngatәgәn, shiye na kәn indimi kәla Roshendra Vrolijk Arubabe dәn 0.03 secondbe lan, loktu kәnәnganzә 28.40 lan. Tregubova dә semifinals ro letәgәnyi, sau shiye na kәntagә diyau-a diyau-an kәntagә arakkәn 75 suro kәntagә burobe dәn. 