Did a costume designer found M1 and M2 , found M3 , and found M4 's producer 's employer
SELECT count(*) WHERE {
?x0 a ns:film.film_costumer_designer .
?x0 ns:organization.organization_founder.organizations_founded ?x1 .
?x0 ns:organization.organization_founder.organizations_founded M1 .
?x0 ns:organization.organization_founder.organizations_founded M2 .
?x0 ns:organization.organization_founder.organizations_founded M3 .
?x1 ns:business.employer.employees/ns:business.employment_tenure.person ?x2 .
?x2 ns:film.producer.film|ns:film.production_company.films M4
}