Complex sentence: The FOX Network tried to save the show by putting it on a hiatus that lasted five months, during which time the story arc was reviewed, but after a slow return, it was pulled for good with seven episodes unaired.
Split into simpler sentences: The FOX Network tried to save the show by putting it on a hiatus that lasted five months. However, despite the promtion, the show's ratings remained low, and it was pulled for good with seven episodes unaired.