question: Which film was directed by M1 and M2 and written by M4 's Mexican spouse
query: SELECT DISTINCT ?x0 WHERE {
  ?x0 a ns:film.film .
  ?x0 ns:film.film.directed_by M1 .
  ?x0 ns:film.film.directed_by M2 .
  ?x0 ns:film.film.written_by ?x1 .
  ?x1 ns:people.person.nationality ns:m.0b90_r .
  ?x1 ns:people.person.spouse_s/ns:people.marriage.spouse|ns:fictional_universe.fictional_character.married_to/ns:fictional_universe.marriage_of_fictional_characters.spouses M4 .
  FILTER ( ?x1 != M4 )
  }