Did a costume designer and writer of M1 's sequel marry M0
SELECT count(*) WHERE {
?x0 ns:film.film_costumer_designer.costume_design_for_film ?x1 .
?x0 ns:film.writer.film ?x1 .
?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 M0 .
?x1 ns:film.film.prequel M1 .
FILTER ( ?x0 != M0 )
}