Question: What is the date of death of the director of film Gallopin' Gals?
Sentence (from "Joseph Barbera"): Joseph Roland Barbera (March 24, 1911 – December 18, 2006) was an American animator, director, producer, storyboard artist, and cartoon artist, whose film and television cartoon characters entertained millions of fans worldwide for much of the 20th century.
Relevant evidence: Yes