Question: Who is John Cornford's maternal grandfather?
Sentence (from "Frances Cornford"): Frances Crofts Cornford (née Darwin; 30 March 1886 – 19 August 1960) was an English poet; because of the similarity of her first name, her father's and her husband's, she was known to her family before her marriage as "FCD" and after her marriage as "FCC" and her husband Francis Cornford was known as "FMC".
Relevant evidence: No