Was M1 's sequel produced by M0 and written by M2 's art director and producer
SELECT count(*) WHERE {
?x0 ns:film.film.prequel M1 .
?x0 ns:film.film.produced_by|ns:film.film.production_companies M0 .
?x0 ns:film.film.written_by ?x1 .
?x1 ns:film.film_art_director.films_art_directed M2 .
?x1 ns:film.producer.film|ns:film.production_company.films M2
}