question: Was a film editor a German female art director that M2 was edited by
query: SELECT count(*) WHERE {
  ?x0 a ns:film.editor .
  ?x0 a ns:film.film_art_director .
  ?x0 ns:film.editor.film M2 .
  ?x0 ns:people.person.gender ns:m.02zsn .
  ?x0 ns:people.person.nationality ns:m.0345h
  }