{
  "condition": {
    "type": "variable",
    "default": {
      "name": "Default",
      "values": false
    },
    "properties": [
      {
        "type": "type",
        "name": "boolean"
      },
      {
        "type": "mode",
        "name": "standard"
      },
      {
        "type": "property",
        "name": "mandatory"
      }
    ],
    "path": "condition",
    "names": [
      "condition"
    ],
    "description": "A condition."
  },
  "var1": {
    "type": "variable",
    "properties": [
      {
        "type": "type",
        "name": "string"
      },
      {
        "type": "mode",
        "name": "standard"
      }
    ],
    "path": "var1",
    "names": [
      "var1"
    ],
    "description": "A first variable."
  },
  "var3": {
    "type": "variable",
    "properties": [
      {
        "type": "type",
        "name": "string"
      },
      {
        "type": "mode",
        "name": "standard"
      },
      {
        "type": "property",
        "name": "hidden",
        "annotation": "when the variable \"condition\" is defined and has the value \"true\"."
      }
    ],
    "path": "var3",
    "names": [
      "var3"
    ],
    "description": "A second variable."
  },
  "var4": {
    "type": "variable",
    "properties": [
      {
        "type": "type",
        "name": "string"
      },
      {
        "type": "mode",
        "name": "standard"
      },
      {
        "type": "property",
        "name": "hidden",
        "annotation": "when the variable \"condition\" is defined and has the value \"true\"."
      }
    ],
    "path": "var4",
    "names": [
      "var4"
    ],
    "description": "A forth variable."
  }
}