Question: When did Chaya Mushka Schneerson's father die?
Sentence (from "Chaya Mushka Schneerson"): Chaya Mushka (Moussia) Schneerson (March 16, 1901 – February 10, 1988), referred to by Lubavitchers as "The Rebbetzin", was the wife of Rabbi Menachem Mendel Schneerson, the seventh and last Rebbe (spiritual leader) of the Chabad-Lubavitch branch of Hasidic Judaism.
Relevant evidence: No