Was a employer of M0 's founder a person 's employer
SELECT count(*) WHERE {
?x0 ns:business.employer.employees/ns:business.employment_tenure.person ?x1 .
?x0 ns:business.employer.employees/ns:business.employment_tenure.person ?x2 .
?x1 ns:organization.organization_founder.organizations_founded M0 .
?x2 a ns:people.person
}