Question: When did Yitzhak Yosef's father die?
Sentence (from "Ovadia Yosef"): Ovadia Yosef (September 24, 1920 – October 7, 2013) was an Iraqi-born Talmudic scholar, a posek, the Sephardi Chief Rabbi of Israel from 1973 to 1983, and the founder and long-time spiritual leader of Israel's ultra-Orthodox Shas party.
Relevant evidence: Yes