Was M1 a film whose writer employed M0 's executive producer 's child
SELECT count(*) WHERE {
?x0 ns:business.employer.employees/ns:business.employment_tenure.person ?x1 .
?x1 ns:people.person.parents|ns:fictional_universe.fictional_character.parents|ns:organization.organization.parent/ns:organization.organization_relationship.parent ?x2 .
?x2 ns:film.producer.films_executive_produced M0 .
M1 a ns:film.film .
M1 ns:film.film.written_by ?x0
}