Was a director , star , and executive producer of M0 employed by a production company
SELECT count(*) WHERE {
?x0 ns:film.actor.film/ns:film.performance.film M0 .
?x0 ns:film.director.film M0 .
?x0 ns:film.producer.films_executive_produced M0 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company ?x1 .
?x1 a ns:film.production_company
}