question: Which star and director of M2 was a Swedish film producer
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 a ns:film.producer .
  ?x0 ns:film.actor.film/ns:film.performance.film M2 .
  ?x0 ns:film.director.film M2 .
  ?x0 ns:people.person.nationality ns:m.0d0vqn
  }