Was M3 edited by M2 's female German art director
SELECT count(*) WHERE {
?x0 ns:film.film_art_director.films_art_directed M2 .
?x0 ns:people.person.gender ns:m.02zsn .
?x0 ns:people.person.nationality ns:m.0345h .
M3 ns:film.film.edited_by ?x0
}