Question:  Rafaela Ybarra de Vilallonga was the founder of the Sister of the Holy Guardian Angels in what city that is the largest in the province of Biscay and in the Basque Country as a whole?
Sentence (from "Basque Center for Applied Mathematics"): Mazarredo, 14 in Bilbao, the capital of the province of Biscay in the Basque Country of northern Spain.
Relevant evidence: No