Complex sentence: Several long-lasting series were both in first-run syndicated and on U.S. network television-for those that were in syndication for fewer than ten seasons, see List of longest running U.S. television series.
Split into simpler sentences: Several long-lasting series were both in first-run syndication and on U.S. network television. For those that were in syndication for fewer than ten seasons, see List of longest running U.S. television series.