Question: Who is Afonso Of Portugal, Lord Of Portalegre's paternal grandmother?
Sentence (from "Afonso of Portugal, Lord of Portalegre"): Infante Afonso of Portugal (8 February 1263, in Lisbon – 2 November 1312, in Lisbon; ; or "Alphonse") was a Portuguese "infante" (prince), son of King Afonso III of Portugal and his second wife Beatrice of Castile.
Relevant evidence: Yes