Complex sentence: The Reverend Sir Charles Percy Graham-Montgomery, 6th Baronet Stanhope (6 September 1855--1 April 1930) was the son of Sir Graham Graham-Montgomery, 3rd Baronet Stanhope and Alice Hope Johnstone.
Split into simpler sentences: The Reverend Sir Charles Percy Graham-Montgomery, 6th Baronet Stanhope, was born on 6 September 1855. He was the son of Sir Graham Graham-Montgomery, 3rd Baronet Stanhope and Alice Hope Johnstone.