<prompt> Tlatša polelo ye e latelago: Hem Thon Vitiny ; o belegwe ka 7 September 1993 kua Phnom Penh, Cambodia ke moepamodi wa Cambodia. O ile a phadišana ka Dipapading tša Diolimpiki tša Selemo tša 2012 ka  <response>: O ile a fenya lebelo la 50 m freestyle gomme a fetša a le maemong a 57 ka lekga la pele. Vitiny ga se a ka a fetela pele go ya makgaolakgannyeng. 