Did M1 acquire M2 , M3 , and M4 , acquire M5 , acquire M6 , and acquire a company
SELECT count(*) WHERE {
?x0 a ns:business.employer .
M1 ns:organization.organization.companies_acquired/ns:business.acquisition.company_acquired ?x0 .
M1 ns:organization.organization.companies_acquired/ns:business.acquisition.company_acquired M2 .
M1 ns:organization.organization.companies_acquired/ns:business.acquisition.company_acquired M3 .
M1 ns:organization.organization.companies_acquired/ns:business.acquisition.company_acquired M4 .
M1 ns:organization.organization.companies_acquired/ns:business.acquisition.company_acquired M5 .
M1 ns:organization.organization.companies_acquired/ns:business.acquisition.company_acquired M6
}