question: What executive producer of M1 's sequel was a Chinese parent of M2 's parent
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 ns:film.producer.films_executive_produced ?x1 .
  ?x0 ns:people.person.children|ns:fictional_universe.fictional_character.children|ns:organization.organization.child/ns:organization.organization_relationship.child ?x2 .
  ?x0 ns:people.person.nationality ns:m.0d05w3 .
  ?x1 ns:film.film.prequel M1 .
  ?x2 ns:people.person.children|ns:fictional_universe.fictional_character.children|ns:organization.organization.child/ns:organization.organization_relationship.child M2
  }