question: Did a Spanish writer of M0 direct M2 and M3
query: SELECT count(*) WHERE {
  ?x0 ns:film.director.film M2 .
  ?x0 ns:film.director.film M3 .
  ?x0 ns:film.writer.film M0 .
  ?x0 ns:people.person.nationality ns:m.06mkj
  }