Which film director was a Canadian American editor of M3 , M4 , M5 , and M6
SELECT DISTINCT ?x0 WHERE {
?x0 a ns:film.director .
?x0 ns:film.editor.film M3 .
?x0 ns:film.editor.film M4 .
?x0 ns:film.editor.film M5 .
?x0 ns:film.editor.film M6 .
?x0 ns:people.person.nationality ns:m.09c7w0 .
?x0 ns:people.person.nationality ns:m.0d060g
}