question: Did M0 employ M1 and M2 , employ M3 , and employ M4 , M5 , M6 , and M7
query: SELECT count(*) WHERE {
  M0 ns:business.employer.employees/ns:business.employment_tenure.person M1 .
  M0 ns:business.employer.employees/ns:business.employment_tenure.person M2 .
  M0 ns:business.employer.employees/ns:business.employment_tenure.person M3 .
  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:business.employer.employees/ns:business.employment_tenure.person M7
  }