Did a actor found M1 , found M2 , and found a production company
SELECT count(*) WHERE {
?x0 a ns:film.actor .
?x0 ns:organization.organization_founder.organizations_founded ?x1 .
?x0 ns:organization.organization_founder.organizations_founded M1 .
?x0 ns:organization.organization_founder.organizations_founded M2 .
?x1 a ns:film.production_company
}