question: Did M0 's producer and art director executive produce M3 's prequel and direct M1 and M2
query: SELECT count(*) WHERE {
  ?x0 ns:film.director.film M1 .
  ?x0 ns:film.director.film M2 .
  ?x0 ns:film.film_art_director.films_art_directed M0 .
  ?x0 ns:film.producer.films_executive_produced ?x1 .
  ?x0 ns:film.producer.film|ns:film.production_company.films M0 .
  ?x1 ns:film.film.sequel M3
  }