Complex sentence: It ran for only a month, although an additional six episodes had already been made; earlier, she had turned down the role of Samantha Stephens on "Bewitched" for which she had the right of first refusal.
Split into simpler sentences: It ran for only a month, although an additional six episodes had already been made. Earlier, she had turned down the role of Samantha Stephens on "Bewitched" for which she had the right of first refusal.