Were M2 , M3 , and M4 directed by a art director 's spouse and directed by M0 's executive producer
SELECT count(*) WHERE {
?x0 ns:film.producer.films_executive_produced M0 .
?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.film_art_director .
FILTER ( ?x1 != ?x2 ) .
M2 ns:film.film.directed_by ?x0 .
M2 ns:film.film.directed_by ?x1 .
M3 ns:film.film.directed_by ?x0 .
M3 ns:film.film.directed_by ?x1 .
M4 ns:film.film.directed_by ?x0 .
M4 ns:film.film.directed_by ?x1
}