Were M3 and M4 written by , edited by , and directed by a film 's Spanish Mexican editor
SELECT count(*) WHERE {
?x0 ns:film.editor.film ?x1 .
?x0 ns:people.person.nationality ns:m.06mkj .
?x0 ns:people.person.nationality ns:m.0b90_r .
?x1 a ns:film.film .
M3 ns:film.film.directed_by ?x0 .
M3 ns:film.film.edited_by ?x0 .
M3 ns:film.film.written_by ?x0 .
M4 ns:film.film.directed_by ?x0 .
M4 ns:film.film.edited_by ?x0 .
M4 ns:film.film.written_by ?x0
}