Which writer and executive producer of M0 did a film producer employ
SELECT DISTINCT ?x0 WHERE {
?x0 ns:film.producer.films_executive_produced M0 .
?x0 ns:film.writer.film M0 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company ?x1 .
?x1 a ns:film.producer
}