Was M2 written by M3 , M4 , and M5 and written by a Chinese actor
SELECT count(*) WHERE {
?x0 a ns:film.actor .
?x0 ns:people.person.nationality ns:m.0d05w3 .
M2 ns:film.film.written_by ?x0 .
M2 ns:film.film.written_by M3 .
M2 ns:film.film.written_by M4 .
M2 ns:film.film.written_by M5
}