Was a Chinese star of M1 M2 's sequel 's director
SELECT count(*) WHERE {
?x0 ns:film.actor.film/ns:film.performance.film M1 .
?x0 ns:film.director.film ?x1 .
?x0 ns:people.person.nationality ns:m.0d05w3 .
?x1 ns:film.film.prequel M2
}