{
  "type": "object",
  "properties": {
    "type": {
        "type": "string",
        "minLength": 1
    },
    "points": {
        "type": "integer",
        "minimum": 0
    },
    "controlled": {
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "variable": {
            "type": "string",
            "minLength": 1
          },
          "start": {
            "type": "number"
          },
          "end": {
            "type": "number"
          }
        },
        "additionalProperties": false,
        "required": ["variable", "end"]
      }
    }
  },
  "additionalProperties": false,
  "required": ["controlled"]
}