Was a film 's prequel directed , edited , written , and executive produced by M0 and M1
SELECT count(*) WHERE {
?x0 ns:film.film.directed_by M0 .
?x0 ns:film.film.directed_by M1 .
?x0 ns:film.film.edited_by M0 .
?x0 ns:film.film.edited_by M1 .
?x0 ns:film.film.executive_produced_by M0 .
?x0 ns:film.film.executive_produced_by M1 .
?x0 ns:film.film.sequel ?x1 .
?x0 ns:film.film.written_by M0 .
?x0 ns:film.film.written_by M1 .
?x1 a ns:film.film
}