Conversation so far:
Who did Sue Townsend first marry?
She married Keith Townsend, a sheet metal worker at 18; the couple had three children under five by the time Townsend was 23.
How long were they married?
Townsend was 23 (Sean, Daniel and Victoria), at which point the marriage ended and she became a single parent.

Question: What did she do for a job during this time?
Self-contained rewrite: What did Sue Townsend do for a job when her marriage ended?