Complex sentence: The Maine Broadcasting System sold WLBZ-TV and WCSH to Gannett in 1997, the same year WLBZ dropped the-TV suffix from their callsign.
Split into simpler sentences: The Maine Broadcasting System sold WLBZ-TV and WCSH to Gannett in 1997. That same year, WLBZ dropped the-TV suffix from their callsign.