Did M0 's writer produce M1 , direct M3 's sequel , and direct M2
SELECT count(*) WHERE {
?x0 ns:film.director.film ?x1 .
?x0 ns:film.director.film M2 .
?x0 ns:film.producer.film|ns:film.production_company.films M1 .
?x0 ns:film.writer.film M0 .
?x1 ns:film.film.prequel M3
}