Which German film editor was a director , star , and writer of M1
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.editor .
?x0 ns:film.actor.film/ns:film.performance.film M1 .
?x0 ns:film.director.film M1 .
?x0 ns:film.writer.film M1 .
?x0 ns:people.person.nationality ns:m.0345h
}