Did M2 and M3 write a film edited by , executive produced by , and directed by a film editor 's parent
SELECT count(*) WHERE {
?x0 a ns:film.film .
?x0 ns:film.film.directed_by ?x1 .
?x0 ns:film.film.edited_by ?x1 .
?x0 ns:film.film.executive_produced_by ?x1 .
?x1 ns:people.person.children|ns:fictional_universe.fictional_character.children|ns:organization.organization.child/ns:organization.organization_relationship.child ?x2 .
?x2 a ns:film.editor .
M2 ns:film.writer.film ?x0 .
M3 ns:film.writer.film ?x0
}