What Chinese executive producer of M1 was a American screenwriter
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.writer .
?x0 ns:film.producer.films_executive_produced M1 .
?x0 ns:people.person.nationality ns:m.09c7w0 .
?x0 ns:people.person.nationality ns:m.0d05w3
}