Which film was produced by a film director , was edited by M3 and M4 , and starred M1 and M2
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.film .
?x0 ns:film.film.edited_by M3 .
?x0 ns:film.film.edited_by M4 .
?x0 ns:film.film.produced_by|ns:film.film.production_companies ?x1 .
?x0 ns:film.film.starring/ns:film.performance.actor M1 .
?x0 ns:film.film.starring/ns:film.performance.actor M2 .
?x1 a ns:film.director
}