question: Were M2 and M3 written by a screenwriter and edited by a cinematographer , director , and producer of M1
query: SELECT count(*) WHERE {
  ?x0 a ns:film.writer .
  ?x1 ns:film.cinematographer.film M1 .
  ?x1 ns:film.director.film M1 .
  ?x1 ns:film.producer.film|ns:film.production_company.films M1 .
  M2 ns:film.film.edited_by ?x1 .
  M2 ns:film.film.written_by ?x0 .
  M3 ns:film.film.edited_by ?x1 .
  M3 ns:film.film.written_by ?x0
  }