Were M1 and M2 directed by a cinematographer , editor , director , and writer of M0 's prequel
SELECT count(*) WHERE {
?x0 ns:film.cinematographer.film ?x1 .
?x0 ns:film.director.film ?x1 .
?x0 ns:film.editor.film ?x1 .
?x0 ns:film.writer.film ?x1 .
?x1 ns:film.film.sequel M0 .
M1 ns:film.film.directed_by ?x0 .
M2 ns:film.film.directed_by ?x0
}