question: Was M2 's Swedish art director employed by M0
query: SELECT count(*) WHERE {
  ?x0 ns:film.film_art_director.films_art_directed M2 .
  ?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M0 .
  ?x0 ns:people.person.nationality ns:m.0d0vqn
  }