Complex sentence: Healey married Edna May Edmunds, the daughter of a crane-driver, on 21 December 1945, the two having met at Oxford University before the war; she died on 21 July 2010, aged 92.
Split into simpler sentences: Healey married Edna May Edmunds, the daughter of a crane-driver, on 21 December 1945, the two having met at Oxford University before the war. Edna Healey died on 21 July 2010, aged 92.