question: Was a prequel of M0 executive produced by and written by M1 's art director , director , producer , and writer
query: SELECT count(*) WHERE {
  ?x0 ns:film.film.executive_produced_by ?x1 .
  ?x0 ns:film.film.sequel M0 .
  ?x0 ns:film.film.written_by ?x1 .
  ?x1 ns:film.director.film M1 .
  ?x1 ns:film.film_art_director.films_art_directed M1 .
  ?x1 ns:film.producer.film|ns:film.production_company.films M1 .
  ?x1 ns:film.writer.film M1
  }