question: Were M2 and M6 directed by a director and executive producer of M0 and M1 and edited by M3 , M4 , and M5
query: SELECT count(*) WHERE {
  ?x0 ns:film.director.film M0 .
  ?x0 ns:film.director.film M1 .
  ?x0 ns:film.producer.films_executive_produced M0 .
  ?x0 ns:film.producer.films_executive_produced M1 .
  M2 ns:film.film.directed_by ?x0 .
  M2 ns:film.film.edited_by M3 .
  M2 ns:film.film.edited_by M4 .
  M2 ns:film.film.edited_by M5 .
  M6 ns:film.film.directed_by ?x0 .
  M6 ns:film.film.edited_by M3 .
  M6 ns:film.film.edited_by M4 .
  M6 ns:film.film.edited_by M5
  }