Were M5 , M6 , and M7 produced by a Chinese actor that M1 , M2 , and M3 were executive produced by
SELECT count(*) WHERE {
?x0 a ns:film.actor .
?x0 ns:film.producer.films_executive_produced M1 .
?x0 ns:film.producer.films_executive_produced M2 .
?x0 ns:film.producer.films_executive_produced M3 .
?x0 ns:people.person.nationality ns:m.0d05w3 .
M5 ns:film.film.produced_by|ns:film.film.production_companies ?x0 .
M6 ns:film.film.produced_by|ns:film.film.production_companies ?x0 .
M7 ns:film.film.produced_by|ns:film.film.production_companies ?x0
}