Complex sentence: CKOS-TV, a former Canadian television station, which broadcast in Yorkton, Saskatchewan on VHF channel 5, was established on June 19,1958 by Yorkton Television and operated until 2002 as a privately-owned affiliate of the Canadian Broadcasting Company.
Split into simpler sentences: CKOS-TV is a former Canadian television station, which broadcast in Yorkton, Saskatchewan on VHF channel 5. CKOS was established on June 19,1958 by Yorkton Television and operated until 2002 as a privately-owned affiliate of the Canadian Broadcasting Company.