{
  "simple": {
    "title": "Simple",
    "items": {
      "Hello": "Hello",
      "WebHello": "Hello (HTML version)",
      "Streams": "Stream API"
    }
  },
  "advanced": {
    "title": "Advanced",
    "items": {
      "Cube3D": "3D cube",
      "Minesweeper": "Minesweeper"
    }
  }
}