question: Was M2 distributed by M3 and produced by a editor and art director of M0 and M1
query: SELECT count(*) WHERE {
  ?x0 ns:film.editor.film M0 .
  ?x0 ns:film.editor.film M1 .
  ?x0 ns:film.film_art_director.films_art_directed M0 .
  ?x0 ns:film.film_art_director.films_art_directed M1 .
  M2 ns:film.film.distributors/ns:film.film_film_distributor_relationship.distributor M3 .
  M2 ns:film.film.produced_by|ns:film.film.production_companies ?x0
  }