Was M1 's sequel 's cinematographer , art director , and writer a film producer
SELECT count(*) WHERE {
?x0 a ns:film.producer .
?x0 ns:film.cinematographer.film ?x1 .
?x0 ns:film.film_art_director.films_art_directed ?x1 .
?x0 ns:film.writer.film ?x1 .
?x1 ns:film.film.prequel M1
}