question: Were M2 , M5 , and M6 written by M3 and M4 , edited by M1 's director , and produced by a film director
query: SELECT count(*) WHERE {
  ?x0 a ns:film.director .
  ?x1 ns:film.director.film M1 .
  M2 ns:film.film.edited_by ?x1 .
  M2 ns:film.film.produced_by|ns:film.film.production_companies ?x0 .
  M2 ns:film.film.written_by M3 .
  M2 ns:film.film.written_by M4 .
  M5 ns:film.film.edited_by ?x1 .
  M5 ns:film.film.produced_by|ns:film.film.production_companies ?x0 .
  M5 ns:film.film.written_by M3 .
  M5 ns:film.film.written_by M4 .
  M6 ns:film.film.edited_by ?x1 .
  M6 ns:film.film.produced_by|ns:film.film.production_companies ?x0 .
  M6 ns:film.film.written_by M3 .
  M6 ns:film.film.written_by M4
  }