Question: Harold Siddons is a descendant of which Welsh-born actress?
Sentence (from "Penelope Mortimer"): She wrote a semi-autobiographic novel in 1962 entitled "The Pumpkin Eater", which was turned into a 1964 film, for which Anne Bancroft was nominated for the Academy Award for Best Actress for her performance as "Jo Armitage", a character based on Mortimer herself.
Relevant evidence: No