question: Were M2 and M4 founded by a editor and producer of M0 and M1 and founded by M3
query: SELECT count(*) WHERE {
  ?x0 ns:film.editor.film M0 .
  ?x0 ns:film.editor.film M1 .
  ?x0 ns:film.producer.film|ns:film.production_company.films M0 .
  ?x0 ns:film.producer.film|ns:film.production_company.films M1 .
  M2 ns:organization.organization.founders ?x0 .
  M2 ns:organization.organization.founders M3 .
  M4 ns:organization.organization.founders ?x0 .
  M4 ns:organization.organization.founders M3
  }