Complex sentence: Despite initial criticism for its particular portrayal of homosexual characters, it went on to become a staple of NBC's Must See TV Thursday night lineup, where it was ensconced in the Nielsen Top 20 for half of its network run.
Split into simpler sentences: Despite initial criticism for its particular portrayal of homosexual characters, it went on to become a staple of NBC's Must See TV Thursday night lineup. It was ensconced in the Nielsen top 20 for half of its network run.