Complex sentence: The Princess Sophia was born at Buckingham House, London on 3 November 1777, the twelfth child and fifth daughter of King George III and Charlotte of Mecklenburg-Strelitz.
Split into simpler sentences: The Princess Sophia was born at Buckingham House, London on 3 November 1777, the twelfth child and fifth daughter of her parents. Her parents were the reigning British monarch, George III, and Charlotte of Mecklenburg-Strelitz.