Question: Who is Tello Alfonso, Lord Of Aguilar De Campoo's paternal grandmother?
Sentence (from "Sancho Alfonso, 1st Count of Alburquerque"): Sancho Alfonso de Castilla( 1342–1374) is known in Spanish as" Don Sancho Alfonso de Castilla, Infante de Castilla, I conde de Alburquerque".
Relevant evidence: No