{
  "properties": {
    "language": {
      "title": "language",
      "pattern": "[a-z]{2}_[A-Z]{2}",
      "type": "string"
    },
    "descriptionsList": {
      "title": "descriptionsColumns",
      "$id": "columns",
      "type": "array",
      "maxItems": 4,
      "minItems": 4,
      "items": {
        "title": "descriptionsRows",
        "$id": "rows",
        "type": "array",
        "maxItems": 5,
        "minItems": 5,
        "items": {
          "type": "object",
          "properties": {
            "title": {
              "title": "title",
              "type": "string",
              "maxLength": 150
            },
            "description": {
              "title": "description",
              "type": "string",
              "maxLength": 900
            },
            "note": {
              "title": "note",
              "type": "string"
            },
            "characteristics": {
              "title": "characteristics",
              "type": "array",
              "minItems": 1,
              "items": {
                "type": "string"
              }
            }
          },
          "required": [
            "title",
            "description"
          ]
        }
      }
    }
  },
  "required": [
    "language",
    "descriptionsList"
  ]
}