Question: What is the date of death of Sisnando Menéndez's father?
Sentence (from "Hermenegildo Alóitez"): His parents were Count Aloito Gutiérrez and Argilo Alóitez, daughter of Alóito and Paterna, the founders of the monastery of Cis (Cines) in the territory of Nendos, A Coruña.
Relevant evidence: No