Question: What is the date of death of Chaz Bono's father?
Sentence (from "Sonny Bono"): Salvatore Phillip "Sonny" Bono (February 16, 1935 – January 5, 1998) was an American singer-songwriter, producer, actor, and politician who came to fame in partnership with his second wife Cher as the popular singing duo Sonny & Cher.
Relevant evidence: Yes