{
  "format": "meaning/draft-1",
  "id": "countries",
  "name": "Countries",
  "description": "What the Countries reference database means: countries keyed by ISO 3166-1 code with their currency and dated population, and aliases that map other datasets' country spellings to them. Concepts extend the core country, country-code and population concepts.",
  "license": "CC0-1.0",
  "models": {
    "countries": "countries.modelspec.hcl"
  },
  "sources": [
    {
      "id": "world-bank-sp-pop-totl",
      "provider": "The World Bank",
      "dataset": "World Development Indicators SP.POP.TOTL",
      "title": "Population, total",
      "license": "CC-BY-4.0",
      "url": "https://data.worldbank.org/indicator/SP.POP.TOTL"
    }
  ],
  "concepts": [
    {
      "id": "country",
      "kind": "entity",
      "description": "A country or territory in this database, keyed by its ISO 3166-1 alpha-2 code.",
      "labels": {
        "en": "Country"
      },
      "extends": "meaning://github.com/meaninggraph/core/country?ref=982916d73f0a35ff2558b0062f58aa3ac4f24d97",
      "bindings": [
        {
          "model": "modelspec:///countries.countries",
          "role": "entity"
        },
        {
          "model": "modelspec:///countries.countries",
          "role": "identifier",
          "property": "iso2"
        },
        {
          "model": "modelspec:///countries.countries",
          "role": "display-name",
          "property": "name",
          "match": "labels"
        },
        {
          "model": "modelspec:///countries.country_aliases",
          "role": "foreign-key",
          "property": "country_iso2"
        }
      ]
    },
    {
      "id": "country-alpha3",
      "kind": "attribute",
      "description": "The country's ISO 3166-1 alpha-3 code.",
      "labels": {
        "en": "ISO alpha-3 code"
      },
      "extends": "meaning://github.com/meaninggraph/core/country-code?ref=982916d73f0a35ff2558b0062f58aa3ac4f24d97",
      "of": "country",
      "bindings": [
        {
          "model": "modelspec:///countries.countries",
          "role": "value",
          "property": "iso3",
          "match": "codes.alpha3"
        }
      ]
    },
    {
      "id": "country-currency",
      "kind": "attribute",
      "description": "The ISO 4217 code of the currency GeoNames lists for the country.",
      "labels": {
        "en": "Country currency"
      },
      "of": "country",
      "bindings": [
        {
          "model": "modelspec:///countries.countries",
          "role": "value",
          "property": "currency_code"
        }
      ]
    },
    {
      "id": "country-population",
      "kind": "measure",
      "description": "The World Bank total population of the country in population_year.",
      "labels": {
        "en": "Country population"
      },
      "unit": "people",
      "source": "world-bank-sp-pop-totl",
      "extends": "meaning://github.com/meaninggraph/core/population?ref=982916d73f0a35ff2558b0062f58aa3ac4f24d97",
      "of": "country",
      "measure": {
        "formula": "The World Bank SP.POP.TOTL value for the country in population_year.",
        "aggregation": "none"
      },
      "bindings": [
        {
          "model": "modelspec:///countries.countries",
          "role": "value",
          "property": "population"
        }
      ]
    },
    {
      "id": "country-alias",
      "kind": "entity",
      "description": "A spelling another dataset uses for a country, mapped to that country.",
      "labels": {
        "en": "Country alias"
      },
      "bindings": [
        {
          "model": "modelspec:///countries.country_aliases",
          "role": "entity"
        },
        {
          "model": "modelspec:///countries.country_aliases",
          "role": "identifier",
          "property": "alias"
        }
      ]
    }
  ]
}