question: Was M1 edited by M2 , edited by M3 and M4 , executive produced by a film director , and edited by M5
query: SELECT count(*) WHERE {
  ?x0 a ns:film.director .
  M1 ns:film.film.edited_by M2 .
  M1 ns:film.film.edited_by M3 .
  M1 ns:film.film.edited_by M4 .
  M1 ns:film.film.edited_by M5 .
  M1 ns:film.film.executive_produced_by ?x0
  }