Conversation so far:
Was Memphis Minnie married?
Memphis Minnie was married three times, although no marriage certificates have been found.
Who was Memphis Minnie's first husband?
Memphis Minnie's first husband was Casey Bill Weldon.
Did Memphis Minnie and Casey Bill Weldon have any children?

Question: Did she have children by either of her other husbands?
Self-contained rewrite: Did Memphis Minnie have children by either of her other husbands?