Complex sentence: Edith of Wessex (1025--18 December 1075) was Queen of England as the wife of Edward the Confessor, whom she married on 23 January 1045.
Split into simpler sentences: Edith of Wessex (1025--18 December 1075) was a Queen of England. Her husband was Edward the Confessor, whom she married on 23 January 1045.