What did M1 's prequel 's French editor produce
SELECT DISTINCT ?x0 WHERE {
?x0 ns:film.film.produced_by|ns:film.film.production_companies ?x1 .
?x1 ns:film.editor.film ?x2 .
?x1 ns:people.person.nationality ns:m.0f8l9c .
?x2 ns:film.film.sequel M1
}