{
  "id": "area",
  "name": "Area (surface measure)",
  "status": "draft",
  "doc": "Size of a surface, such as the area of a parcel, a building, a district or a lake, stored as a number in square metres, hectares or square kilometres, with the unit in the value, the column name (Fläche km², ALAND, oppervlakte_ha) or the metadata. The regular expression recognizes only values that carry one of these unit symbols.",
  "parent": {
    "type": "numeric"
  },
  "categories": [
    {
      "id": "values",
      "name": "All measurable values (percentage, amount and e.t.c)"
    },
    {
      "id": "common",
      "name": "Common"
    }
  ],
  "langs": [
    {
      "id": "common",
      "name": "Common to most languages"
    }
  ],
  "is_pii": false,
  "regexp": "^\\d+(?:[.,]\\d+)?\\s?(?:mm²|cm²|m²|km²|mm2|cm2|m2|km2|ha|sq\\.? ?(?:m|ft|mi|km))$",
  "examples": [
    {
      "value": "120 m²",
      "description": "Square metres"
    },
    {
      "value": "2,5 ha",
      "description": "Hectares with a decimal comma"
    },
    {
      "value": "35 km2",
      "description": "Square kilometres written with a 2"
    },
    {
      "value": "120 m",
      "valid": false,
      "description": "Unit of length"
    },
    {
      "value": "m²",
      "valid": false,
      "description": "Unit without a number"
    }
  ],
  "mappings": {
    "wikidata": "P2046"
  },
  "links": [
    {
      "type": "wikipedia",
      "url": "https://en.wikipedia.org/wiki/Area"
    },
    {
      "type": "wikidata",
      "url": "https://www.wikidata.org/wiki/Property:P2046"
    }
  ],
  "translations": {
    "de": {
      "name": "Fläche"
    },
    "fr": {
      "name": "Superficie"
    },
    "ru": {
      "name": "Площадь"
    }
  },
  "type": "datatype",
  "wikidata_property": "P2046"
}