Did M1 and M3 star a film distributor 's parent 's employee and star M2
SELECT count(*) WHERE {
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company ?x1 .
?x1 ns:people.person.children|ns:fictional_universe.fictional_character.children|ns:organization.organization.child/ns:organization.organization_relationship.child ?x2 .
?x2 a ns:film.film_distributor .
M1 ns:film.film.starring/ns:film.performance.actor ?x0 .
M1 ns:film.film.starring/ns:film.performance.actor M2 .
M3 ns:film.film.starring/ns:film.performance.actor ?x0 .
M3 ns:film.film.starring/ns:film.performance.actor M2
}