Complex sentence: Vulcana was hit by a car in London in 1939, and was conscious when she heard her own death pronounced-she suffered brain damage, but partially recovered, and briefly outlived Atlas and her youngest daughter, both of whom also died in 1946.
Split into simpler sentences: Vulcana was hit by a car in London in 1939, and was conscious when she heard her own death pronounced. She suffered brain damage, but partially recovered, and briefly outlived Atlas and her youngest daughter, both of whom also died in 1946.