Question: When is Álvaro Soares Da Cunha's father's birthday?
Sentence (from "Álvaro Soares da Cunha"): Alvaro Soares da Cunha (c. 1466–1557) was the natural born son of Afonso V of Portugal, and Maria Soares da Cunha, the recently widowed daughter of Afonso's major valet, Fernão de Sá Alcoforado, and his wife Maria da Cunha.
Relevant evidence: Yes