<prompt> Nyora kupfuurira kweiyi ndima - Jans Koster akazvarwa muna 1938 mutambi wechiDutch akasiya basa. Akakunda menduru yegoridhe pa1958 European Aquatics Championships  <response>: 400 m ndokuisa zvinyorwa zviviri zveEurope uye zviviri zvenyika mu1500 m muna 19561957. Pana 9 March 1960 akaroora Ben Hulsegge. 