Complex sentence: Roger Ebert of the "Chicago Sun-Times" gave it 2.5 stars out of 4; he felt that a more traditional take on the story would have been "more exciting" and "less gimmicky".
Split into simpler sentences: Roger Ebert of the "Chicago Sun-Times" gave it 2.5 stars out of 4. While not completely writing off the film, he felt that a more traditional take on the story would have been "more exciting" and "less gimmicky".