Complex sentence: They returned to Stretford in 1943, after Bill was injured during the Manchester Blitz and Frances was forced to return to work to support the family, gaining a job with the Ministry of Defence as a draughtsman, drawing plans for new war planes.
Split into simpler sentences: They returned to Stretford in 1943, after Bill was injured during the Manchester Blitz and Frances was forced to return to work to support the family. She took a job with the Ministry of Defence as a draughtsman, drawing plans for new war planes.