{
  "label_to_id": {
    "2": 0,
    "4": 1,
    "3": 2,
    "5": 3,
    "1": 4,
    "8": 5,
    "10": 6,
    "9": 7,
    "7": 8,
    "11": 9,
    "6": 10,
    "12": 11
  }
}