<prompt> Qedela umusho olandelayo: UBjørn Tiller owazalwa ngo-16 kuJanuwari 1959 ungumdlali we-chess waseNorway ongu-International Master IM 1982, owawina i-Norwegian Chess Championship 1983, owawina indondo yegolide ye-Chess Olympiad  <response>: Ngo-1980. 