"Madrida Regiono" meaning in Esperanto

{
  "forms": [
    {
      "form": "Madridan Regionon",
      "tags": [
        "accusative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Madrida Regiono (accusative Madridan Regionon)",
      "name": "eo-proper noun"
    }
  ],
  "lang": "Esperanto",
  "lang_code": "eo",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Esperanto entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "place",
          "langcode": "eo",
          "name": "Autonomous communities of Spain",
          "orig": "eo:Autonomous communities of Spain",
          "parents": [
            "Autonomous communities",
            "Places"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Community of Madrid"
      ],
      "holonyms": [
        {
          "word": "Hispanio"
        }
      ],
      "id": "en-Madrida_Regiono-eo-name-2QP2uhQC",
      "related": [
        {
          "word": "Kastilio kaj Leono"
        },
        {
          "word": "Kastilio-Manĉo"
        }
      ],
      "synonyms": [
        {
          "word": "Madridio"
        }
      ],
      "wikipedia": [
        "eo:Madrida Regiono"
      ]
    }
  ],
  "word": "Madrida Regiono"
}

{
  "forms": [
    {
      "form": "Madridan Regionon",
      "tags": [
        "accusative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Madrida Regiono (accusative Madridan Regionon)",
      "name": "eo-proper noun"
    }
  ],
  "holonyms": [
    {
      "word": "Hispanio"
    }
  ],
  "lang": "Esperanto",
  "lang_code": "eo",
  "pos": "name",
  "related": [
    {
      "word": "Kastilio kaj Leono"
    },
    {
      "word": "Kastilio-Manĉo"
    }
  ],
  "senses": [
    {
      "categories": [
        "Esperanto entries with incorrect language header",
        "Esperanto lemmas",
        "Esperanto multiword terms",
        "Esperanto proper nouns",
        "Pages with 1 entry",
        "Pages with entries",
        "eo:Autonomous communities of Spain"
      ],
      "glosses": [
        "Community of Madrid"
      ],
      "wikipedia": [
        "eo:Madrida Regiono"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "Madridio"
    }
  ],
  "word": "Madrida Regiono"
}