question: Did M1 , M6 , and M7 direct M4 and M5 , write M2 and M3 , and executive produce a film
query: SELECT count(*) WHERE {
  ?x0 a ns:film.film .
  M1 ns:film.director.film M4 .
  M1 ns:film.director.film M5 .
  M1 ns:film.producer.films_executive_produced ?x0 .
  M1 ns:film.writer.film M2 .
  M1 ns:film.writer.film M3 .
  M6 ns:film.director.film M4 .
  M6 ns:film.director.film M5 .
  M6 ns:film.producer.films_executive_produced ?x0 .
  M6 ns:film.writer.film M2 .
  M6 ns:film.writer.film M3 .
  M7 ns:film.director.film M4 .
  M7 ns:film.director.film M5 .
  M7 ns:film.producer.films_executive_produced ?x0 .
  M7 ns:film.writer.film M2 .
  M7 ns:film.writer.film M3
  }