Complex sentence: From 1979 until Hawthorne's death in 2001, they lived together in Radwell near Ware in Hertfordshire, England, where they lived until a motorway service station was planned outside their drive.
Split into simpler sentences: From 1979 until Hawthorne's death in 2001, they lived together in Hertfordshire, England. They lived at Radwell near Ware in Hertfordshire until a motorway service station was planned outside their drive.