question: Was a spouse of a film director 's spouse M1
query: SELECT count(*) WHERE {
  ?x0 ns:people.person.spouse_s/ns:people.marriage.spouse|ns:fictional_universe.fictional_character.married_to/ns:fictional_universe.marriage_of_fictional_characters.spouses ?x1 .
  ?x1 a ns:film.director .
  FILTER ( ?x0 != ?x1 ) .
  FILTER ( M1 != ?x0 ) .
  M1 ns:people.person.spouse_s/ns:people.marriage.spouse|ns:fictional_universe.fictional_character.married_to/ns:fictional_universe.marriage_of_fictional_characters.spouses ?x0
  }