254 (CCLIV) ebile ngwaga wa go thoma ka Sontaga, ngwaga wa bohlano ngwagengsome wa 250s, ngwaga wa bomasomehlano nne ngwagengkgolo wa Ngwagakgolo 3, le ngwaga wa bomakgolo pedi masomehlano nne ngwagengkete wa Ngwagakete 1.