{
  "version": 1,
  "name": "Walls have names",
  "rules": [
    {
      "id": "wall-name",
      "name": "Wall Name",
      "applicability": {
        "authoredAs": "chips",
        "groups": [
          {
            "combinator": "AND",
            "rules": [
              {
                "kind": "ifcType",
                "values": [
                  "IfcWall"
                ],
                "op": "in"
              }
            ]
          }
        ]
      },
      "requirement": {
        "kind": "element",
        "block": {
          "authoredAs": "chips",
          "groups": [
            {
              "combinator": "AND",
              "rules": [
                {
                  "kind": "attribute",
                  "name": "Name",
                  "op": "isSet",
                  "value": ""
                }
              ]
            }
          ]
        }
      }
    }
  ]
}