Was M4 a film whose Mexican producer and director edited M0 and M1 and executive produced M2
SELECT count(*) WHERE {
?x0 ns:film.editor.film M0 .
?x0 ns:film.editor.film M1 .
?x0 ns:film.producer.films_executive_produced M2 .
?x0 ns:people.person.nationality ns:m.0b90_r .
M4 a ns:film.film .
M4 ns:film.film.directed_by ?x0 .
M4 ns:film.film.produced_by|ns:film.film.production_companies ?x0
}