<prompt> Kalima dǝwo fuwun dǝga samno: Katona dǝ Eger, Heves, Hungary lan tǝrayin. Katona dә saa 17 dәn, lardәnzә wakilzәna suro 1958 European Aquatics Championships dәn suro Budapest, Hungary yen. Suro mita 1500 yen shiye kən indime ngawo Ian Black ye lan medal arinzaa gowono, kuru kuru medal konnuye suro 4 x 200 metre freestyle relay yen gowono. Saa diyau ngawo lan Leipzig lan,  <response>: 1962 European Aquatics Championships lan, Katona ye lardǝnzǝro medal konnuye sǝkǝna suro mita 1500 freestyle lan. Kǝla bikke Olympicbe saa 1960 ye dǝn, Katona dǝ dare dare darebe mita 1500 ye dǝn na kǝn 5 ye dǝn dawono, amma suro mita 400 ye dǝn kǝn 4 × 200 ye dǝn shi dǝ kǝn buro salakǝ lan kǝla dareye dǝn kǝla dareye dǝn kǝrǝngǝna. Saa diyau ngawoye lan suro Olympic 1964 ye dә futu tilo, shiye dare dareye 400 metre freestyle au 4 × 200 metre freestyle relay ro letәnyi, amma suro 1500 metre freestyle dәn shiye dareye kәntagә mewuntilon dәn dawono. 