Were M2 , M3 , and M4 edited by a Spanish costume designer
SELECT count(*) WHERE {
?x0 a ns:film.film_costumer_designer .
?x0 ns:people.person.nationality ns:m.06mkj .
M2 ns:film.film.edited_by ?x0 .
M3 ns:film.film.edited_by ?x0 .
M4 ns:film.film.edited_by ?x0
}