Was M0 a company that M2 and M3 acquired and M4 , M5 , and M6 were acquired by
SELECT count(*) WHERE {
M0 a ns:business.employer .
M0 ns:organization.organization.acquired_by/ns:business.acquisition.acquiring_company M2 .
M0 ns:organization.organization.acquired_by/ns:business.acquisition.acquiring_company M3 .
M0 ns:organization.organization.companies_acquired/ns:business.acquisition.company_acquired M4 .
M0 ns:organization.organization.companies_acquired/ns:business.acquisition.company_acquired M5 .
M0 ns:organization.organization.companies_acquired/ns:business.acquisition.company_acquired M6
}