Were M2 and M4 produced by M3 and edited by M1 's sequel 's Spanish editor
SELECT count(*) WHERE {
?x0 ns:film.editor.film ?x1 .
?x0 ns:people.person.nationality ns:m.06mkj .
?x1 ns:film.film.prequel M1 .
M2 ns:film.film.edited_by ?x0 .
M2 ns:film.film.produced_by|ns:film.film.production_companies M3 .
M4 ns:film.film.edited_by ?x0 .
M4 ns:film.film.produced_by|ns:film.film.production_companies M3
}