<prompt> UJan Lammers 30 Septhemba 1926 1 Septhemba 2011 wayengumgijimi waseDashi. Uqhudelane emjahweni wamamitha angama-200 kanye ne-4 × 100 m  <response>: emidlalweni yama-Olympic asehlobo ka-1948 futhi waqeda endaweni yesithupha emqhudelwaneni wokudlulisa. 