Task: Explanation
Input (English): Charles Einstein (August 2, 1926 – March 7, 2007) was a newspaperman and sportswriter. He was also the author of the novel "The Bloody Spur", on which the film "While the City Sleeps" by Fritz Lang was based. His father was the comedian Harry Einstein. He is the older half-brother of comedic actors Albert Brooks and Bob Einstein, better known by his stage name "Super Dave Osborne". Question: Which Curb Your Enthusiasm actor is the son of Harry Einstein? Answer: Stewart Robert "Bob" Einstein
Output (English):  His father was the comedian Harry Einstein.