Complex sentence: In its second weekend, the film fell by 42% to $52.3 million and still held the second spot behind "Jurassic World"; the rest of the week saw it slightly ahead of the latter.
Split into simpler sentences: In its second weekend, the film fell by 42% to $52.3 million and still held the second spot behind "Jurassic World". The rest of the week saw it slightly ahead of the latter.