class_id_mapping.json

{
  "Label": 0,
  "Legend": 1,
  "Line": 2,
  "Spine": 3,
  "Title": 4,
  "ptitle": 5,
  "xlabel": 6,
  "xspine": 7,
  "xtitle": 8,
  "ylabel": 9,
  "yspine": 10,
  "ytitle": 11
}