Did M2 and M5 found M1 's employer , found M3 and M4 , and found a art director 's employer
SELECT count(*) WHERE {
?x0 ns:business.employer.employees/ns:business.employment_tenure.person ?x1 .
?x1 a ns:film.film_art_director .
?x2 ns:business.employer.employees/ns:business.employment_tenure.person M1 .
M2 ns:organization.organization_founder.organizations_founded ?x0 .
M2 ns:organization.organization_founder.organizations_founded ?x2 .
M2 ns:organization.organization_founder.organizations_founded M3 .
M2 ns:organization.organization_founder.organizations_founded M4 .
M5 ns:organization.organization_founder.organizations_founded ?x0 .
M5 ns:organization.organization_founder.organizations_founded ?x2 .
M5 ns:organization.organization_founder.organizations_founded M3 .
M5 ns:organization.organization_founder.organizations_founded M4
}