Was M4 directed by a Mexican film producer that M3 starred and M1 was executive produced by
SELECT count(*) WHERE {
?x0 a ns:film.producer .
?x0 ns:film.actor.film/ns:film.performance.film M3 .
?x0 ns:film.producer.films_executive_produced M1 .
?x0 ns:people.person.nationality ns:m.0b90_r .
M4 ns:film.film.directed_by ?x0
}