What was directed by , written by , and executive produced by a film producer 's founder
SELECT DISTINCT ?x0 WHERE {
?x0 ns:film.film.directed_by ?x1 .
?x0 ns:film.film.executive_produced_by ?x1 .
?x0 ns:film.film.written_by ?x1 .
?x1 ns:organization.organization_founder.organizations_founded ?x2 .
?x2 a ns:film.producer
}