Was M0 a Chinese screenwriter that M2 , M3 , and M4 were produced by and were written by
SELECT count(*) WHERE {
M0 a ns:film.writer .
M0 ns:film.producer.film|ns:film.production_company.films M2 .
M0 ns:film.producer.film|ns:film.production_company.films M3 .
M0 ns:film.producer.film|ns:film.production_company.films M4 .
M0 ns:film.writer.film M2 .
M0 ns:film.writer.film M3 .
M0 ns:film.writer.film M4 .
M0 ns:people.person.nationality ns:m.0d05w3
}