Question: What is the date of death of Yonatan Yosef's father?
Sentence (from "Ya'akov Yosef"): Ya'akov Yosef (18 October 1946 – 12 April 2013) was an Israeli rabbi and former politician who served as a member of the Knesset for Shas between 1984 and 1988.
Relevant evidence: Yes