Question: Which film has the director who is older than the other, Dig Your Grave Friend... Sabata'S Coming or Hard Luck Duck? 
Sentence (from "William Hanna"): William Denby Hanna( July 14, 1910 – March 22, 2001) was an American animator, director, producer, voice actor, cartoon artist, and musician whose film and television cartoon characters entertained millions of people for much of the 20th century.
Relevant evidence: Yes