<prompt> Bhala okuqhubekayo kwalesi sigaba - UJans Koster owazalwa ngo-1938 ungumbhukudi waseDutch osethathe umhlalaphansi. Wathola indondo yegolide eMqhudelwaneni WaseYurophu Wezemidlalo Yasemanzini ka-1958  <response>: 400 m futhi wabeka amarekhodi amabili aseYurophu nawamazwe amabili ku-1500 m ngo-1956-1957. Ngo-9 Mashi 1960 washada noBen Hulsegge. 