Were M1 and M2 produced by a writer , editor , and costume designer of a film
SELECT count(*) WHERE {
?x0 ns:film.editor.film ?x1 .
?x0 ns:film.film_costumer_designer.costume_design_for_film ?x1 .
?x0 ns:film.writer.film ?x1 .
?x1 a ns:film.film .
M1 ns:film.film.produced_by|ns:film.film.production_companies ?x0 .
M2 ns:film.film.produced_by|ns:film.film.production_companies ?x0
}