vocab.json

{
  "a": 0,
  "b": 1,
  "c": 2,
  "d": 3,
  "e": 4,
  "f": 5,
  "g": 6,
  "h": 7,
  "i": 8,
  "j": 9,
  "k": 10,
  "l": 11,
  "m": 12,
  "n": 13,
  "o": 14,
  "p": 15,
  "q": 16,
  "r": 17,
  "s": 18,
  "t": 19,
  "u": 20,
  "|": 21
}