Complex sentence: Among the rebroadcasters affected by the closure were CFWH-TV in Whitehorse and CFFB-TV in Iqaluit; although they operated as semi-satellites with their own associated rebroadcasters, they were licensed as rebroadcasters of CFYK.
Split into simpler sentences: Among the rebroadcasters affected by the closure were CFWH-TV in Whitehorse and CFFB-TV in Iqaluit. Although they operated as semi-satellites with their own associated rebroadcasters, they were licensed as rebroadcasters of CFYK.