Was M1 executive produced by M0 's child and executive produced by M2
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 ns:film.film.executive_produced_by ?x0 .
M1 ns:film.film.executive_produced_by M2
}