Was M1 directed by M2 and M3 and executive produced by M0 's prequel 's executive producer and director
SELECT count(*) WHERE {
?x0 ns:film.director.film ?x1 .
?x0 ns:film.producer.films_executive_produced ?x1 .
?x1 ns:film.film.sequel M0 .
M1 ns:film.film.directed_by M2 .
M1 ns:film.film.directed_by M3 .
M1 ns:film.film.executive_produced_by ?x0
}