Was M2 's editor and cinematographer a German art director of M1
SELECT count(*) WHERE {
?x0 ns:film.cinematographer.film M2 .
?x0 ns:film.editor.film M2 .
?x0 ns:film.film_art_director.films_art_directed M1 .
?x0 ns:people.person.nationality ns:m.0345h
}