Who directed M2 's prequel and produced a film
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:people.person .
?x0 ns:film.director.film ?x1 .
?x0 ns:film.producer.film|ns:film.production_company.films ?x2 .
?x1 ns:film.film.sequel M2 .
?x2 a ns:film.film
}