Did M1 and M5 employ M0 's founder and employee , employ M2 , and employ M3 and M4
SELECT count(*) WHERE {
?x0 ns:organization.organization_founder.organizations_founded M0 .
?x0 ns:people.person.employment_history/ns:business.employment_tenure.company M0 .
M1 ns:business.employer.employees/ns:business.employment_tenure.person ?x0 .
M1 ns:business.employer.employees/ns:business.employment_tenure.person M2 .
M1 ns:business.employer.employees/ns:business.employment_tenure.person M3 .
M1 ns:business.employer.employees/ns:business.employment_tenure.person M4 .
M5 ns:business.employer.employees/ns:business.employment_tenure.person ?x0 .
M5 ns:business.employer.employees/ns:business.employment_tenure.person M2 .
M5 ns:business.employer.employees/ns:business.employment_tenure.person M3 .
M5 ns:business.employer.employees/ns:business.employment_tenure.person M4
}