<prompt> Pedzisa mutsara unotevera: Helmuth Koinigg akanga achingotyaira mujaho wake wechipiri weFormula One paakawira ndokufa panguva ye  <response>: 1974 United States Grand Prix. Kumiswa kwemotokari dzake kwakakundikana ndokumukandira muArmco. Kunyange zvazvo kumhanyisa kwokurovera kwacho kwakanga kwakaderera zvikuru, chipingamupinyi chakanga chisina kugadzirirwa zvakanaka chakapwanyika ndokugura musoro waKoinigg, achimuuraya pakarepo. 