<prompt> Pedzisa mutsara unotevera: Kuramwa basa kwacho kwakaguma kwapera vhiki nhatu apo muridzi wacho akabvuma uye akabvuma kushumira vatengi vatema, mwedzi 18 pamberi pechirongwa chakanga chaziviswa zviri nani  <response>: Greensboro sit-ins muna January 1960. Chivezwa chendarira chakareba, chakatanga kuziviswa muna 1998 pamutengo wemamiriyoni matatu emadhora, chinoratidzira nzvimbo yekugara-mukati yakabudirira, ine counter yekudya kwemasikati nevatengi vanoratidzira kuratidzira. 