{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "https://amazonalexa.com/ask/2020/12/PropertyReference",
  "title": "property reference",
  "description": "Reference a property on an Expression",
  "type": "object",
  "additionalProperties": false,
  "required": ["kind", "name", "expression"],
  "properties": {
    "kind": {
      "const": "PropertyReference",
      "title": "kind"
    },
    "name": {
      "$ref": "https://amazonalexa.com/ask/2020/12/Name"
    },
    "expression": {
      "oneOf": [
        {"$ref": "https://amazonalexa.com/ask/2020/12/Call"},
        {"$ref": "https://amazonalexa.com/ask/2020/12/PropertyReference"},
        {"$ref": "https://amazonalexa.com/ask/2020/12/NameReference"}
      ]
    },
    "type": {
      "description": "The type of this property.",
      "$ref": "https://amazonalexa.com/ask/2020/12/TypeReference"
    },
    "annotations": {
      "type": "array",
      "items": {
        "$ref": "https://amazonalexa.com/ask/2020/12/Call",
        "description": "call data structures to annotate this property reference."
      }
    }
  }
}