{
  "[PAD]": 0,
  "[BOS]": 1,
  "[EOS]": 2,
  "[UNK]": 3,
  "a1": 4,
  "a2": 5,
  "a3": 6,
  "a4": 7,
  "a5": 8,
  "a6": 9,
  "a7": 10,
  "a8": 11,
  "b1": 12,
  "b2": 13,
  "b3": 14,
  "b4": 15,
  "b5": 16,
  "b6": 17,
  "b7": 18,
  "b8": 19,
  "c1": 20,
  "c2": 21,
  "c3": 22,
  "c4": 23,
  "c5": 24,
  "c6": 25,
  "c7": 26,
  "c8": 27,
  "d1": 28,
  "d2": 29,
  "d3": 30,
  "d4": 31,
  "d5": 32,
  "d6": 33,
  "d7": 34,
  "d8": 35,
  "e1": 36,
  "e2": 37,
  "e3": 38,
  "e4": 39,
  "e5": 40,
  "e6": 41,
  "e7": 42,
  "e8": 43,
  "f1": 44,
  "f2": 45,
  "f3": 46,
  "f4": 47,
  "f5": 48,
  "f6": 49,
  "f7": 50,
  "f8": 51,
  "g1": 52,
  "g2": 53,
  "g3": 54,
  "g4": 55,
  "g5": 56,
  "g6": 57,
  "g7": 58,
  "g8": 59,
  "h1": 60,
  "h2": 61,
  "h3": 62,
  "h4": 63,
  "h5": 64,
  "h6": 65,
  "h7": 66,
  "h8": 67,
  "q": 68,
  "r": 69,
  "b": 70,
  "n": 71
}