Complex sentence: General Sir Anthony Read (1913-2000) was Quartermaster General of the British Army from 1969 till 1972 and was ADC General to the Queen between 1971 and 1973.
Split into simpler sentences: General Sir Anthony Read (1913-2000) was Quartermaster General of the British Army between 1969 and 1972. He was ADC General to the Queen between 1971 and 1973.