Complex sentence: She petitioned for divorce in 1917, but then died suddenly in London on 16 August 1918, and Laurence married Lois Grace Heatherley (1892-1966) in Paddington during the same quarter his first wife died.
Split into simpler sentences: She petitioned for divorce in 1917, but then died suddenly in London on 16 August 1918. Hanray married Lois Grace Heatherley (1892-1966) in Paddington during the same quarter his first wife died.