Were M3 , M4 , and M5 written by a Chinese executive producer of M1 and executive produced by a person
SELECT count(*) WHERE {
?x0 a ns:people.person .
?x1 ns:film.producer.films_executive_produced M1 .
?x1 ns:people.person.nationality ns:m.0d05w3 .
M3 ns:film.film.executive_produced_by ?x0 .
M3 ns:film.film.written_by ?x1 .
M4 ns:film.film.executive_produced_by ?x0 .
M4 ns:film.film.written_by ?x1 .
M5 ns:film.film.executive_produced_by ?x0 .
M5 ns:film.film.written_by ?x1
}