Which film editor was a film 's prequel 's British writer 's spouse
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.editor .
?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 ns:film.writer.film ?x2 .
?x1 ns:people.person.nationality ns:m.07ssc .
?x2 ns:film.film.sequel ?x3 .
?x3 a ns:film.film .
FILTER ( ?x0 != ?x1 )
}