What did a Spanish editor of M1 , M2 , and M3 found
SELECT DISTINCT ?x0 WHERE {
?x0 ns:organization.organization.founders ?x1 .
?x1 ns:film.editor.film M1 .
?x1 ns:film.editor.film M2 .
?x1 ns:film.editor.film M3 .
?x1 ns:people.person.nationality ns:m.06mkj
}