question: Which film producer was a Spanish film director that M2 was directed by and a film was produced by
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 a ns:film.producer .
  ?x0 ns:film.director.film M2 .
  ?x0 ns:film.producer.film|ns:film.production_company.films ?x1 .
  ?x0 ns:people.person.nationality ns:m.06mkj .
  ?x1 a ns:film.film
  }