Question: What is the date of birth of Éléonore-Louis Godefroi Cavaignac's father?
Sentence (from "Éléonore-Louis Godefroi Cavaignac"): He was born in Paris, the eldest son of Jean-Baptiste Cavaignac and the brother of General Eugène Cavaignac; he was the uncle of Jacques Marie Eugène Godefroy Cavaignac.
Relevant evidence: Yes