Which British employee of a film distributor was M0 's writer
SELECT DISTINCT ?x0 WHERE {
?x0 ns:film.writer.film M0 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company ?x1 .
?x0 ns:people.person.nationality ns:m.07ssc .
?x1 a ns:film.film_distributor
}