Was a costume designer a screenwriter that M2 and M3 employed and were founded by
SELECT count(*) WHERE {
?x0 a ns:film.film_costumer_designer .
?x0 a ns:film.writer .
?x0 ns:organization.organization_founder.organizations_founded M2 .
?x0 ns:organization.organization_founder.organizations_founded M3 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M2 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M3
}