Question: Who is John Cornford's maternal grandfather?
Sentence (from "Archibald Hope, Lord Rankeillor"): Sir Archibald Hope, Lord Rankeillor (1639 – 10 October 1706) was a Scottish advocate and judge, the second son of John Hope, Lord Craighall, the grandfather of the botanist John Hope and the great-grandfather of the chemist Thomas Charles Hope, FRSE.
Relevant evidence: No