Was a film that was executive produced by , starred , was written by , and was directed by M0 's child M1
SELECT count(*) WHERE {
?x0 ns:people.person.parents|ns:fictional_universe.fictional_character.parents|ns:organization.organization.parent/ns:organization.organization_relationship.parent M0 .
M1 a ns:film.film .
M1 ns:film.film.directed_by ?x0 .
M1 ns:film.film.executive_produced_by ?x0 .
M1 ns:film.film.starring/ns:film.performance.actor ?x0 .
M1 ns:film.film.written_by ?x0
}