question: Did M1 found M2 , M3 , M4 , and M5 , found a film producer , and found M6
query: SELECT count(*) WHERE {
  ?x0 a ns:film.producer .
  M1 ns:organization.organization_founder.organizations_founded ?x0 .
  M1 ns:organization.organization_founder.organizations_founded M2 .
  M1 ns:organization.organization_founder.organizations_founded M3 .
  M1 ns:organization.organization_founder.organizations_founded M4 .
  M1 ns:organization.organization_founder.organizations_founded M5 .
  M1 ns:organization.organization_founder.organizations_founded M6
  }