Original sentence: The conflict is first mentioned in Star Wars Episode IV: A New Hope (1977), but no details are given (except for the obvious mention of clones being involved), and the wars themselves are not featured until the second and third episodes of the six-part Star Wars film series: Attack of the Clones (2002) and Revenge of the Sith (2005), the series' fifth and sixth films
Edited sentence: The conflict is first mentioned in the film, Star Wars Episode IV: A New Hope (1977), but no details are given (except for the obvious mention of clones being involved), and the wars themselves are not featured until the second and third episodes of the six-part Star Wars film series: Attack of the Clones (2002) and Revenge of the Sith (2005), the series' fifth and sixth films