Was M0 a production company that employed M4 and M5 , was founded by M2 and M3 , and employed M6
SELECT count(*) WHERE {
M0 a ns:film.production_company .
M0 ns:business.employer.employees/ns:business.employment_tenure.person M4 .
M0 ns:business.employer.employees/ns:business.employment_tenure.person M5 .
M0 ns:business.employer.employees/ns:business.employment_tenure.person M6 .
M0 ns:organization.organization.founders M2 .
M0 ns:organization.organization.founders M3
}