What was a country of nationality of M1 's sequel 's Chinese executive producer
SELECT DISTINCT ?x0 WHERE {
?x0 ^ns:people.person.nationality ?x1 .
?x1 ns:film.producer.films_executive_produced ?x2 .
?x1 ns:people.person.nationality ns:m.0d05w3 .
?x2 ns:film.film.prequel M1
}