Complex sentence: He became Commanding Officer of 1st The Queen's Dragoon Guards in 1960 General Officer Commanding, 1st Armoured Division from 1970 until 1972 and Commandant of the Royal Military Academy Sandhurst between 1972 and 1973.
Split into simpler sentences: He became Commanding Officer of 1st The Queen's Dragoon Guards in 1960. He was Commandant of the Royal Military Academy Sandhurst between 1972 and 1973.