<prompt> Qedela lo musho olandelayo: Njengomuntu ophambili ekuphathweni kwezokumba olwandle, wayephikisana nemizamo yamaDemocratic yokuvimbela lo mkhuba ngemuva kokuthi  <response>: Ukuchitheka kukawoyela e-Exxon Valdez ngo-April 1989. 