question: Was M2 founded by M3 , M4 , M5 , and M6 , founded by a film producer , and founded by a person
query: SELECT count(*) WHERE {
  ?x0 a ns:film.producer .
  ?x1 a ns:people.person .
  M2 ns:organization.organization.founders ?x0 .
  M2 ns:organization.organization.founders ?x1 .
  M2 ns:organization.organization.founders M3 .
  M2 ns:organization.organization.founders M4 .
  M2 ns:organization.organization.founders M5 .
  M2 ns:organization.organization.founders M6
  }