Question: When did Randal Plunkett, 19Th Baron Of Dunsany's father die?
Sentence (from "Ryder Burton"): In 1823, he married Anne Maria Plunkett, the widow of Philip Roche of Dublin, who was the youngest daughter of Randal Plunkett, 13th Baron of Dunsany( 1739 – 1821).
Relevant evidence: No