Did a Canadian film producer found M1 , M2 , and M3 and found M5 's employer
SELECT count(*) WHERE {
?x0 a ns:film.producer .
?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 .
?x0 ns:people.person.nationality ns:m.0d060g .
?x1 ns:business.employer.employees/ns:business.employment_tenure.person M5
}