Question: When is the director of film Matewan 's birthday?
Sentence (from "Matewan"): Matewan  is a 1987 American drama film written and directed by John Sayles, and starring Chris Cooper (in his film debut), James Earl Jones, Mary McDonnell and Will Oldham, with David Strathairn, Kevin Tighe and Gordon Clapp in supporting roles.
Relevant evidence: Yes