Which employee of a film 's producer and writer played M0
SELECT DISTINCT ?x0 WHERE {
?x0 ns:film.actor.film/ns:film.performance.character M0 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company ?x1 .
?x1 ns:film.producer.film|ns:film.production_company.films ?x2 .
?x1 ns:film.writer.film ?x2 .
?x2 a ns:film.film
}