question: Was a prequel of a film edited by , written by , and directed by M0 , M1 , M2 , and M3
query: SELECT count(*) WHERE {
  ?x0 ns:film.film.directed_by M0 .
  ?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 M0 .
  ?x0 ns:film.film.edited_by M1 .
  ?x0 ns:film.film.edited_by M2 .
  ?x0 ns:film.film.edited_by M3 .
  ?x0 ns:film.film.sequel ?x1 .
  ?x0 ns:film.film.written_by M0 .
  ?x0 ns:film.film.written_by M1 .
  ?x0 ns:film.film.written_by M2 .
  ?x0 ns:film.film.written_by M3 .
  ?x1 a ns:film.film
  }