question: Was M3 distributed by M0 's producer and produced by a Mexican film editor
query: SELECT count(*) WHERE {
  ?x0 ns:film.producer.film|ns:film.production_company.films M0 .
  ?x1 a ns:film.editor .
  ?x1 ns:people.person.nationality ns:m.0b90_r .
  M3 ns:film.film.distributors/ns:film.film_film_distributor_relationship.distributor ?x0 .
  M3 ns:film.film.produced_by|ns:film.film.production_companies ?x1
  }