Was M2 directed , written , and produced by a Mexican producer and director of M1
SELECT count(*) WHERE {
?x0 ns:film.director.film M1 .
?x0 ns:film.producer.film|ns:film.production_company.films M1 .
?x0 ns:people.person.nationality ns:m.0b90_r .
M2 ns:film.film.directed_by ?x0 .
M2 ns:film.film.produced_by|ns:film.film.production_companies ?x0 .
M2 ns:film.film.written_by ?x0
}