question: Was M2 written by , executive produced by , directed by , and edited by a Chinese film director
query: SELECT count(*) WHERE {
  ?x0 a ns:film.director .
  ?x0 ns:people.person.nationality ns:m.0d05w3 .
  M2 ns:film.film.directed_by ?x0 .
  M2 ns:film.film.edited_by ?x0 .
  M2 ns:film.film.executive_produced_by ?x0 .
  M2 ns:film.film.written_by ?x0
  }