Was M2 edited by a American editor , producer , and art director of M1
SELECT count(*) WHERE {
?x0 ns:film.editor.film M1 .
?x0 ns:film.film_art_director.films_art_directed M1 .
?x0 ns:film.producer.film|ns:film.production_company.films M1 .
?x0 ns:people.person.nationality ns:m.09c7w0 .
M2 ns:film.film.edited_by ?x0
}