189 (CLXXXIX) ebile ngwaga wa go thoma ka Labone, ngwaga wa bolesome ngwagengsome wa 180s, ngwaga wa bomasomeseswai senyane ngwagengkgolo wa Ngwagakgolo 2, le ngwaga wa bolekgolo masomeseswai senyane ngwagengkete wa Ngwagakete 1.