Complex sentence: The family races to Lahore to visit Khoobsoorats father siddiqui who they cant contact and are worried about but they arrive to find that Siddiqui has remarried to a girl quite younger then himself.
Split into simpler sentences: The family races to Lahore to visit Khoobsoorat's father Siddiqui who they can't contact and are worried about. But they arrive to find that Siddiqui has remarried to a girl quite younger then himself.