question: Was a art director that M2 , M3 , and M4 were edited by and M5 , M6 , and M7 starred M0
query: SELECT count(*) WHERE {
  M0 a ns:film.film_art_director .
  M0 ns:film.actor.film/ns:film.performance.film M5 .
  M0 ns:film.actor.film/ns:film.performance.film M6 .
  M0 ns:film.actor.film/ns:film.performance.film M7 .
  M0 ns:film.editor.film M2 .
  M0 ns:film.editor.film M3 .
  M0 ns:film.editor.film M4
  }