Question: What is the date of birth of Gaspar Alfonso Pérez De Guzmán, 9Th Duke Of Medina Sidonia's father?
Sentence (from "Pedro Téllez-Girón, 3rd Count of Ureña"): Pedro Girón had contacted the" Junta de Tordesillas" to defend his claims on the Duchy of Medina Sidonia, and became thus one of the leaders of the comuneros, together with Juan de Padilla and Antonio de Acuña.
Relevant evidence: No