query: #title: Inconsistency between the codes
  # Complex constraint from [[Property talk:P374]]
  # Place with postal code prefix indicating a departement but located in another departement.
  SELECT ?item ?cc ?cp
    WHERE {
      ?item wdt:P374 ?cc . #code Insee de commune
      ?item wdt:P281 ?cp . #code postal
      FILTER ( ?cc NOT IN( "39274", "44060", "06900" ) ) #valid exceptions
      FILTER ( SUBSTR(?cp, 1, 2) != "20" ) #excluding Corse 2A/2B != 20
      FILTER ( SUBSTR(?cp, 1, 2) != SUBSTR(?cc, 1, 2) )
    }