question: Were M1 , M4 , and M5 founded by M2 and M3 and founded by M0 's employer 's employee
query: SELECT count(*) WHERE {
  ?x0 ns:people.person.employment_history/ns:business.employment_tenure.company ?x1 .
  ?x1 ns:business.employer.employees/ns:business.employment_tenure.person M0 .
  M1 ns:organization.organization.founders ?x0 .
  M1 ns:organization.organization.founders M2 .
  M1 ns:organization.organization.founders M3 .
  M4 ns:organization.organization.founders ?x0 .
  M4 ns:organization.organization.founders M2 .
  M4 ns:organization.organization.founders M3 .
  M5 ns:organization.organization.founders ?x0 .
  M5 ns:organization.organization.founders M2 .
  M5 ns:organization.organization.founders M3
  }