Did a French child of M1 executive produce a sequel of M2
SELECT count(*) WHERE {
?x0 ns:film.producer.films_executive_produced ?x1 .
?x0 ns:people.person.nationality ns:m.0f8l9c .
?x0 ns:people.person.parents|ns:fictional_universe.fictional_character.parents|ns:organization.organization.parent/ns:organization.organization_relationship.parent M1 .
?x1 ns:film.film.prequel M2
}