Did M0 's Chinese writer write and executive produce a film 's prequel
SELECT count(*) WHERE {
?x0 ns:film.producer.films_executive_produced ?x1 .
?x0 ns:film.writer.film ?x1 .
?x0 ns:film.writer.film M0 .
?x0 ns:people.person.nationality ns:m.0d05w3 .
?x1 ns:film.film.sequel ?x2 .
?x2 a ns:film.film
}