Did a film director found M1 and M2 , found M3 , and found a company
SELECT count(*) WHERE {
?x0 a ns:film.director .
?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 a ns:business.employer
}