Question: What is the date of birth of Gaspar Alfonso Pérez De Guzmán, 9Th Duke Of Medina Sidonia's father?
Sentence (from "Gaspar Alfonso Pérez de Guzmán, 9th Duke of Medina Sidonia"): The king of Spain forgave his treason, but the previous prestige of his house was only regained by his successor.
Relevant evidence: No