Who was a German film editor that edited a film and directed M3
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.editor .
?x0 a ns:people.person .
?x0 ns:film.director.film M3 .
?x0 ns:film.editor.film ?x1 .
?x0 ns:people.person.nationality ns:m.0345h .
?x1 a ns:film.film
}