Complex sentence: At the Domestic North American box office, the film reached the Rank of Number 1, making $18.9 million in its opening weekend over September 20-22,1996, and the film remained at the Number 1 position for three consecutive weeks.
Split into simpler sentences: At the Domestic North American box office, the film reached the Rank of Number 1, making $18.9 million in its opening weekend, September 20-22,1996. The film remained at the Number 1 position for three consecutive weeks.