data/polygon_teacher_classes.json

{
  "1": 1,
  "2": 4,
  "3": 4,
  "4": 1,
  "5": 1,
  "6": 7,
  "7": 7,
  "8": 7,
  "9": 7,
  "10": 7,
  "11": 7,
  "12": 7,
  "13": 1,
  "14": 5,
  "15": 1,
  "16": 6,
  "17": 2,
  "18": 3,
  "19": 3,
  "20": 3,
  "21": 3,
  "22": 1,
  "23": 1
}