question: Was M2 directed by a actor , directed by a spouse of a cinematographer , and directed by M3 and M4
query: SELECT count(*) WHERE {
  ?x0 a ns:film.actor .
  ?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 ?x2 .
  ?x2 a ns:film.cinematographer .
  FILTER ( ?x1 != ?x2 ) .
  M2 ns:film.film.directed_by ?x0 .
  M2 ns:film.film.directed_by ?x1 .
  M2 ns:film.film.directed_by M3 .
  M2 ns:film.film.directed_by M4
  }