Was M1 a parent of a film 's prequel 's director and producer
SELECT count(*) WHERE {
?x0 ns:film.director.film ?x1 .
?x0 ns:film.producer.film|ns:film.production_company.films ?x1 .
?x1 ns:film.film.sequel ?x2 .
?x2 a ns:film.film .
M1 ns:people.person.children|ns:fictional_universe.fictional_character.children|ns:organization.organization.child/ns:organization.organization_relationship.child ?x0
}