question: What editor of M1 , M2 , and M3 was a film 's Chinese editor
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 ns:film.editor.film ?x1 .
  ?x0 ns:film.editor.film M1 .
  ?x0 ns:film.editor.film M2 .
  ?x0 ns:film.editor.film M3 .
  ?x0 ns:people.person.nationality ns:m.0d05w3 .
  ?x1 a ns:film.film
  }