<prompt> Feleletša polelwana e latelago: Eliyahu Rips, yo a ithutilego dipalo Yunibesithing ya Latvia, ka April 13, 1969 o ile a leka go itšhuma ka mollo Segopotšong sa Tokologo kua Riga e le go ipelaetša malebana le  <response>: Tlhaselo ya tša bohlabani ya Soviet go Czechoslovakia. 