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