local export = {}
local fully_voiced_initial = {
[3] = true,
[7] = true,
[11] = true,
[15] = true,
[17] = true,
[20] = true,
[22] = true,
[25] = true,
[27] = true,
[30] = true,
[33] = true,
}
local partially_voiced_initial = {
[4] = true,
[8] = true,
[12] = true,
[31] = true,
[35] = true,
[36] = true,
[37] = true,
[38] = true,
}
local fricativisation_inducing = {
[2] = true,
[4] = true,
[7] = true,
[8] = true,
[21] = true,
[24] = true,
[28] = true,
[59] = true,
[60] = true,
[66] = true,
[68] = true,
[106] = true,
[108] = true,
[136] = true,
[146] = true,
[148] = true,
}
local m_lenition_inducing = {
[21] = true,
[24] = true,
[59] = true,
[60] = true,
[66] = true,
[68] = true,
[106] = true,
[146] = true,
}
local devoicing_outcomes = {
["b"] = "p",
["d"] = "t",
["z"] = "c",
["g"] = "k",
["zh"] = "ch",
["sh"] = "ch",
}
local function has(str, index, ...)
if index ~= 0 then
str = mw.ustring.sub(str, index, index)
end
for i, v in ipairs{...} do
if str == v then
return true
end
end
return false
end
local initial_outcomes_cmn = {
[1] = "b", [2] = "p", [3] = "b", [4] = "m",
[5] = "d", [6] = "t", [7] = "d", [8] = "n",
[9] = "zh", [10] = "ch", [11] = "zh", [12] = "n",
[13] = "z", [14] = "c", [15] = "z", [16] = "s", [17] = "s",
[18] = "zh", [19] = "ch", [20] = "zh", [21] = "sh", [22] = "s",
[23] = "zh", [24] = "ch", [25] = "sh", [26] = "sh", [27] = "sh",
[28] = "g", [29] = "k", [30] = "g", [32] = "h", [33] = "h",
[31] = "", [34] = "", [35] = "", [36] = "",
[37] = "l", [38] = "r",
}
local devoicing_initial_cmn = {
[3] = true,
[7] = true,
[11] = true,
[15] = true,
[20] = true,
[25] = true,
[30] = true,
}
local palatalisation_outcomes_cmn = {
["g"] = "j",
["k"] = "q",
["h"] = "x",
["z"] = "j",
["c"] = "q",
["s"] = "x",
}
local final_simplification_outcomes_cmn = {
["iou"] = "iu",
["uei"] = "ui",
["uen"] = "un",
["ueng"] = "ong",
}
local rhyme_outcomes_cmn = {
[1] = "ueng",
[2] = { "ueng", 3, "iong" },
[3] = "u",
[4] = "u",
[5] = "ueng",
[6] = "u",
[7] = { "ueng", 3, "iong" },
[8] = "u",
[9] = { "uang", 3, "iang" },
[10] = { "uo", 3, "üe" },
[11] = { "er", 3, "i" },
[12] = { "uei", 2, "uai" },
[13] = { "er", 3, "i" },
[14] = { "uei", 2, "uai" },
[15] = { "er", 3, "i" },
[16] = { "uei", 2, "uai" },
[17] = { "er", 3, "i" },
[18] = { "uei", 2, "uai" },
[19] = { "er", 3, "i" },
[20] = { "er", 3, "i" },
[21] = { "uei", 2, "uai" },
[22] = "ü",
[23] = "u",
[24] = "ü",
[25] = "ai",
[26] = "uei",
[27] = "i",
[28] = "uei",
[29] = { "ai", 3, "ie" },
[30] = "uai",
[31] = { "ai", 3, "ia" },
[32] = { "uai", 3, "ua" },
[33] = { "ai", 3, "ie" },
[34] = "uai",
[35] = "i",
[36] = { "uei", 2, "uai" },
[37] = "i",
[38] = { "uei", 2, "uai" },
[39] = "i",
[40] = "uei",
[41] = "ai",
[42] = "uei",
[43] = "in",
[44] = "in",
[45] = "ün",
[46] = "en",
[47] = "ün",
[48] = "i",
[49] = "i",
[50] = { "ü", 2, "uai" },
[51] = "e",
[52] = { "ü", 2, "uai" },
[53] = { "uen", 3, "en" },
[54] = "e",
[55] = "uen",
[56] = { "u", 1, "o" },
[57] = "in",
[58] = "i",
[59] = { "uen", 3, "ün" },
[60] = "ü",
[61] = "an",
[62] = "uan",
[63] = { "a", 3, "e" },
[64] = "uo",
[65] = "ian",
[66] = "üan",
[67] = "ie",
[68] = { "a", 3, "üe" },
[69] = { "an", 3, "ian" },
[70] = "uan",
[71] = { "a", 3, "ia" },
[72] = "ua",
[73] = { "an", 3, "ian" },
[74] = "uan",
[75] = { "a", 3, "ia" },
[76] = "ua",
[77] = "ian",
[78] = "üan",
[79] = "ian",
[80] = "üan",
[81] = "ie",
[82] = "üe",
[83] = "ie",
[84] = "üe",
[85] = "ian",
[86] = "üan",
[87] = "ie",
[88] = "üe",
[89] = "ao",
[90] = { "ao", 3, "iao" },
[91] = "iao",
[92] = "iao",
[93] = "iao",
[94] = { "uo", 3, "e" },
[95] = "uo",
[96] = "ie",
[97] = "üe",
[98] = { "a", 3, "ia" },
[99] = "ua",
[100] = "ie",
[101] = "ang",
[102] = "uang",
[103] = { "uo", 3, "e" },
[104] = "uo",
[105] = { "iang", 2, "uang" },
[106] = "uang",
[107] = { "üe", 1, "o" },
[108] = { "üe", 1, "o" },
[109] = "eng",
[110] = "ueng",
[111] = "ing",
[112] = "iong",
[113] = "e",
[114] = "uo",
[115] = "i",
[116] = "ü",
[117] = "eng",
[118] = "ueng",
[119] = "e",
[120] = "uo",
[121] = "ing",
[122] = "iong",
[123] = "i",
[124] = "ü",
[125] = "ing",
[126] = "iong",
[127] = "i",
[128] = "ü",
[129] = "eng",
[130] = "ueng",
[131] = "e",
[132] = "uo",
[133] = "ing",
[134] = { "i", 2, "e" },
[135] = "ü",
[136] = { "iou", 1, "ou" },
[137] = "ou",
[138] = { "iou", 1, "iao" },
[139] = "in",
[140] = "in",
[141] = { "i", 2, "e" },
[142] = { "i", 2, "e" },
[143] = "an",
[144] = { "a", 3, "e" },
[145] = { "an", 3, "ian" },
[146] = "uan",
[147] = "ie",
[148] = { "a", 3, "ia" },
[149] = { "an", 3, "ian" },
[150] = { "a", 3, "ia" },
[151] = { "an", 3, "ian" },
[152] = { "a", 3, "ia" },
[153] = "ian",
[154] = "ian",
[155] = "ie",
[156] = "ie",
[157] = "ian",
[158] = "ie",
[159] = "an",
[160] = { "a", 3, "e" },
}
local labial_openness_normalisation_cmn = {
[12] = 11,
[14] = 13,
[16] = 15,
[18] = 17,
[21] = 20,
[25] = 26,
[28] = 27,
[36] = 35,
[38] = 37,
[40] = 39,
[63] = 64,
[67] = 68,
[105] = 106,
[112] = 111,
[113] = 114,
[119] = 120,
[122] = 121,
[126] = 125,
[131] = 132,
}
function export.predict_cmn(initial, final, tone)
local initial_result = initial_outcomes_cmn[initial]
if fricativisation_inducing[final] and initial <= 3 then
initial_result = "f"
elseif m_lenition_inducing[final] and initial == 4 then
initial_result = "w"
elseif tone == 1 and devoicing_initial_cmn[initial] then
initial_result = devoicing_outcomes[initial_result]
end
if initial <= 4 then
final = labial_openness_normalisation_cmn[final] or final
end
local final_result = rhyme_outcomes_cmn[final]
if type(final_result) == "table" then
if final_result[2] == 1 and initial <= 4
or final_result[2] == 2 and initial >= 18 and initial <= 22
or final_result[2] == 3 and initial >= 28 and initial <= 36 then
final_result = final_result[3]
else
final_result = final_result[1]
end
end
if has(final_result, 1, "i", "ü") then
initial_result = palatalisation_outcomes_cmn[initial_result] or initial_result
end
if final_result == "er" then
if initial_result == "r" then
initial_result = ""
else
final_result = "i"
end
end
if has(initial_result, 0, "zh", "ch", "sh", "r") then
final_result = mw.ustring.gsub(final_result, "^in", "en")
final_result = mw.ustring.gsub(final_result, "^i(.)", "%1")
final_result = mw.ustring.gsub(final_result, "^üe$", "uo")
end
if initial <= 4 then
final_result = mw.ustring.gsub(final_result, "^u(.)", "%1")
if has(initial_result, 0, "f", "w") then
final_result = mw.ustring.gsub(final_result, "^[iü](.)", "%1")
final_result = mw.ustring.gsub(final_result, "^i$", "ei")
else
final_result = mw.ustring.gsub(final_result, "^ü", "i")
end
end
if has(initial_result, 0, "n", "l") and has(final_result, 0, "ua", "uai", "uang", "uei") then
final_result = mw.ustring.gsub(final_result, "^u", "")
end
if has(final_result, 1, "ü") and
not (has(initial_result, 0, "n", "l") and has(final_result, 0, "ü", "üe")) then
if initial_result == "" then
initial_result = "y"
end
final_result = mw.ustring.gsub(final_result, "^ü", "u")
end
if initial_result == "" then
if has(final_result, 1, "i") then
initial_result = "y"
end
if has(final_result, 1, "u") then
initial_result = "w"
end
if initial_result ~= "" then
final_result = mw.ustring.gsub(final_result, "^.([^n])", "%1")
end
end
final_result = final_simplification_outcomes_cmn[final_result] or final_result
local tone_result
if tone == 1 then
if fully_voiced_initial[initial] or partially_voiced_initial[initial] then
tone_result = 2
else
tone_result = 1
end
elseif tone == 2 then
if fully_voiced_initial[initial] then
tone_result = 4
else
tone_result = 3
end
elseif tone == 3 then
tone_result = 4
else
if fully_voiced_initial[initial] then
tone_result = 2
elseif partially_voiced_initial[initial] then
tone_result = 4
else
tone_result = ""
end
end
return initial_result .. final_result .. tone_result
end
local initial_outcomes_yue = {
[1] = "b", [2] = "p", [3] = "b", [4] = "m",
[5] = "d", [6] = "t", [7] = "d", [8] = "n",
[9] = "z", [10] = "c", [11] = "z", [12] = "n",
[13] = "z", [14] = "c", [15] = "z", [16] = "s", [17] = "z",
[18] = "z", [19] = "c", [20] = "z", [21] = "s", [22] = "z",
[23] = "z", [24] = "c", [25] = "s", [26] = "s", [27] = "s",
[28] = "g", [29] = "k", [30] = "g", [31] = "ng", [32] = "h",
[33] = "h", [34] = "", [35] = "", [36] = "",
[37] = "l", [38] = "j",
}
local devoicing_initial_yue = {
[3] = true,
[7] = true,
[11] = true,
[15] = true,
[17] = true,
[20] = true,
[22] = true,
[30] = true,
}
local initial_class_yue = {
[1] = 1,
[2] = 1,
[3] = 1,
[4] = 1,
[5] = 2,
[6] = 2,
[7] = 2,
[8] = 2,
[9] = 3,
[10] = 3,
[11] = 3,
[12] = 2,
[13] = 4,
[14] = 4,
[15] = 4,
[16] = 4,
[17] = 4,
[18] = 5,
[19] = 5,
[20] = 5,
[21] = 5,
[22] = 5,
[23] = 6,
[24] = 6,
[25] = 6,
[26] = 6,
[27] = 6,
[28] = 7,
[29] = 7,
[30] = 7,
[31] = 8,
[32] = 7,
[33] = 7,
[34] = 8,
[35] = 8,
[36] = 8,
[37] = 2,
[38] = 6,
}
local final_class_yue = {
[1] = 20,
[2] = 20,
[3] = 20,
[4] = 20,
[5] = 20,
[6] = 20,
[7] = 20,
[8] = 20,
[9] = 34,
[10] = 34,
[11] = 35,
[12] = 21,
[13] = 35,
[14] = 21,
[15] = 35,
[16] = 21,
[17] = 35,
[18] = 21,
[19] = 35,
[20] = 35,
[21] = 21,
[22] = 36,
[23] = 24,
[24] = 36,
[25] = 39,
[26] = 28,
[27] = 6,
[28] = 6,
[29] = 2,
[30] = 33,
[31] = 2,
[32] = 33,
[33] = 2,
[34] = 33,
[35] = 6,
[36] = 21,
[37] = 6,
[38] = 21,
[39] = 6,
[40] = 6,
[41] = 17,
[42] = 25,
[43] = 8,
[44] = 8,
[45] = 22,
[46] = 8,
[47] = 22,
[48] = 8,
[49] = 8,
[50] = 22,
[51] = 8,
[52] = 22,
[53] = 8,
[54] = 8,
[55] = 38,
[56] = 38,
[57] = 8,
[58] = 8,
[59] = 8,
[60] = 8,
[61] = 31,
[62] = 32,
[63] = 31,
[64] = 32,
[65] = 26,
[66] = 27,
[67] = 26,
[68] = 27,
[69] = 4,
[70] = 4,
[71] = 4,
[72] = 4,
[73] = 4,
[74] = 4,
[75] = 4,
[76] = 4,
[77] = 13,
[78] = 30,
[79] = 13,
[80] = 30,
[81] = 13,
[82] = 30,
[83] = 13,
[84] = 30,
[85] = 13,
[86] = 30,
[87] = 13,
[88] = 30,
[89] = 19,
[90] = 5,
[91] = 15,
[92] = 15,
[93] = 15,
[94] = 16,
[95] = 16,
[96] = 11,
[97] = 29,
[98] = 1,
[99] = 1,
[100] = 11,
[101] = 18,
[102] = 18,
[103] = 18,
[104] = 18,
[105] = 37,
[106] = 18,
[107] = 37,
[108] = 18,
[109] = 9,
[110] = 9,
[111] = 40,
[112] = 40,
[113] = 9,
[114] = 9,
[115] = 14,
[116] = 14,
[117] = 9,
[118] = 9,
[119] = 9,
[120] = 9,
[121] = 14,
[122] = 14,
[123] = 14,
[124] = 14,
[125] = 14,
[126] = 14,
[127] = 14,
[128] = 14,
[129] = 9,
[130] = 9,
[131] = 9,
[132] = 9,
[133] = 14,
[134] = 14,
[135] = 14,
[136] = 10,
[137] = 10,
[138] = 10,
[139] = 7,
[140] = 7,
[141] = 7,
[142] = 7,
[143] = 23,
[144] = 23,
[145] = 12,
[146] = 3,
[147] = 12,
[148] = 3,
[149] = 3,
[150] = 3,
[151] = 3,
[152] = 3,
[153] = 12,
[154] = 12,
[155] = 12,
[156] = 12,
[157] = 12,
[158] = 12,
[159] = 23,
[160] = 23,
}
local rhyme_outcomes_yue = {
[1] = "A",
[2] = "Ai",
[3] = "Am",
[4] = "An",
[5] = "Au",
[6] = "ai",
[7] = "am",
[8] = "an",
[9] = "aN",
[10] = "au",
[11] = "e",
[12] = "im",
[13] = "in",
[14] = "IN",
[15] = "iu",
[16] = "o",
[17] = "oi",
[18] = "oN",
[19] = "ou",
[20] = "UN",
[21] = { "ei", "Ei", "ai" },
[22] = { "En", "En", "an" },
[23] = { "Am", "Am", "om" },
[24] = { "ou", "ou", "u" },
[25] = { "ui", "Ei", "ui" },
[26] = { "An", "in", "in" },
[27] = { "An", "Yn", "Yn" },
[28] = { "ai", "Ei", "ui" },
[29] = { "e", "O", "O" },
[30] = { "in", "Yn", "Yn" },
[31] = { "un", "An", "on" },
[32] = { "un", "Yn", "un" },
[33] = { "Ai", "Ei", "Ai" },
[34] = { "oN", "oN", "oN" },
[35] = { "ei", "ei", "i", "i", "i", "i", "ei", "i" },
[36] = { "u", "Ei", "Y", "Ei", "o", "Y", "Ei", "Y" },
[37] = { "oN", "ON", "ON", "ON", "oN", "ON", "ON", "ON" },
[38] = { "un", "En", "En", "Yn", "Yn", "Yn", "an", "an" },
[39] = { "ui", "Ai", "Ai", "oi", "Ai", "Ai", "oi", "oi" },
[40] = { "IN", "IN", "IN", "IN", "aN", "IN", "IN", "IN" },
}
local palatalisation_inducing_yue = {
[2] = true,
[4] = true,
[7] = true,
[8] = true,
[11] = true,
[12] = true,
[13] = true,
[14] = true,
[15] = true,
[16] = true,
[17] = true,
[18] = true,
[19] = true,
[20] = true,
[21] = true,
[22] = true,
[24] = true,
[27] = true,
[28] = true,
[35] = true,
[36] = true,
[37] = true,
[38] = true,
[39] = true,
[40] = true,
[43] = true,
[44] = true,
[45] = true,
[46] = true,
[47] = true,
[48] = true,
[49] = true,
[50] = true,
[51] = true,
[52] = true,
[57] = true,
[58] = true,
[59] = true,
[60] = true,
[65] = true,
[66] = true,
[67] = true,
[68] = true,
[77] = true,
[78] = true,
[79] = true,
[80] = true,
[81] = true,
[82] = true,
[83] = true,
[84] = true,
[85] = true,
[86] = true,
[87] = true,
[88] = true,
[91] = true,
[92] = true,
[93] = true,
[96] = true,
[97] = true,
[100] = true,
[105] = true,
[106] = true,
[107] = true,
[108] = true,
[111] = true,
[112] = true,
[115] = true,
[116] = true,
[121] = true,
[122] = true,
[123] = true,
[124] = true,
[125] = true,
[126] = true,
[127] = true,
[128] = true,
[133] = true,
[134] = true,
[135] = true,
[136] = true,
[138] = true,
[139] = true,
[140] = true,
[141] = true,
[142] = true,
[145] = true,
[146] = true,
[147] = true,
[148] = true,
[153] = true,
[154] = true,
[155] = true,
[156] = true,
[157] = true,
[158] = true,
}
local labialisation_inducing_yue = {
[12] = true,
[14] = true,
[16] = true,
[18] = true,
[21] = true,
[23] = true,
[24] = true,
[26] = true,
[28] = true,
[30] = true,
[32] = true,
[34] = true,
[36] = true,
[38] = true,
[40] = true,
[42] = true,
[45] = true,
[47] = true,
[50] = true,
[52] = true,
[55] = true,
[56] = true,
[59] = true,
[60] = true,
[62] = true,
[64] = true,
[66] = true,
[68] = true,
[70] = true,
[72] = true,
[74] = true,
[76] = true,
[78] = true,
[80] = true,
[82] = true,
[84] = true,
[86] = true,
[88] = true,
[95] = true,
[97] = true,
[99] = true,
[102] = true,
[104] = true,
[106] = true,
[108] = true,
[110] = true,
[112] = true,
[114] = true,
[116] = true,
[118] = true,
[120] = true,
[122] = true,
[124] = true,
[126] = true,
[128] = true,
[130] = true,
[132] = true,
[135] = true,
[146] = true,
[148] = true,
}
local glide_inducing_yue = {
[40] = true,
[85] = true,
[86] = true,
[87] = true,
[88] = true,
[93] = true,
[125] = true,
[126] = true,
[127] = true,
[128] = true,
[157] = true,
[158] = true,
}
local debuccalisation_inducing_yue = {
[1] = true,
[2] = true,
[3] = true,
[4] = true,
[5] = true,
[6] = true,
[7] = true,
[8] = true,
[9] = true,
[10] = true,
[15] = true,
[17] = true,
[19] = true,
[20] = true,
[22] = true,
[23] = true,
[25] = true,
[26] = true,
[27] = true,
[29] = true,
[30] = true,
[31] = true,
[35] = true,
[37] = true,
[41] = true,
[42] = true,
[43] = true,
[44] = true,
[46] = true,
[48] = true,
[49] = true,
[51] = true,
[53] = true,
[54] = true,
[56] = true,
[57] = true,
[58] = true,
[61] = true,
[62] = true,
[63] = true,
[64] = true,
[65] = true,
[66] = true,
[67] = true,
[69] = true,
[71] = true,
[73] = true,
[75] = true,
[77] = true,
[79] = true,
[81] = true,
[83] = true,
[85] = true,
[86] = true,
[87] = true,
[89] = true,
[90] = true,
[91] = true,
[92] = true,
[93] = true,
[94] = true,
[95] = true,
[96] = true,
[98] = true,
[100] = true,
[103] = true,
[104] = true,
[107] = true,
[109] = true,
[111] = true,
[113] = true,
[115] = true,
[117] = true,
[119] = true,
[121] = true,
[123] = true,
[125] = true,
[127] = true,
[129] = true,
[130] = true,
[131] = true,
[132] = true,
[133] = true,
[134] = true,
[137] = true,
[138] = true,
[143] = true,
[144] = true,
[145] = true,
[147] = true,
[149] = true,
[150] = true,
[151] = true,
[152] = true,
[153] = true,
[154] = true,
[155] = true,
[156] = true,
[157] = true,
[158] = true,
[159] = true,
[160] = true,
}
function export.predict_yue(initial, final, tone)
local initial_result = initial_outcomes_yue[initial]
if fricativisation_inducing[final] and initial <= 3 then
initial_result = "f"
elseif tone == 1 and devoicing_initial_yue[initial] then
initial_result = devoicing_outcomes[initial_result]
elseif initial == 17 and labialisation_inducing_yue[final] then
initial_result = "s"
end
if initial == 29 and debuccalisation_inducing_yue[final] then
initial_result = "h"
elseif initial == 29 and (final == 136 or final >= 139 and final <= 142)
or initial == 32 and (final == 136 or final == 57) and tone == 1
or initial == 33 and (labialisation_inducing_yue[final] or glide_inducing_yue[final])
or initial_result == "" and palatalisation_inducing_yue[final] then
initial_result = "j"
end
local final_result
if (final == 36 or final == 38) and initial == 36 then
final_result = "Ei"
elseif (final == 26 or final == 42) and initial == 31 then
final_result = "oi"
elseif final == 23 and initial == 31 then
final_result = ""
elseif (final == 22 or final == 24) and initial == 4 then
final_result = "ou"
else
local final_class = final_class_yue[final]
final_result = rhyme_outcomes_yue[final_class]
if final_class >= 35 then
final_result = final_result[initial_class_yue[initial]]
elseif final_class >= 21 then
final_result = final_result[math.floor((initial_class_yue[initial] + 8) / 5)]
end
end
if initial == 31 and mw.ustring.find(final_result, "^[iuIUOEY]") ~= nil then
initial_result = "j"
end
if labialisation_inducing_yue[final] and mw.ustring.find(final_result, "^[OEY]") == nil then
if initial_result == "h" and mw.ustring.find(final_result, "^[iI]") == nil then
initial_result = "f"
elseif initial_result == "j" or initial_result == "" then
initial_result = "w"
elseif initial_result == "g" and mw.ustring.find(final_result, "^[uU]") == nil then
initial_result = "gw"
elseif initial_result == "k" and mw.ustring.find(final_result, "^[iuIU]") == nil then
initial_result = "kw"
end
end
local tone_result
if tone == 4 then
if fully_voiced_initial[initial] or partially_voiced_initial[initial] then
tone_result = 6
elseif mw.ustring.find(final_result, "^[AiouOY]") ~= nil then
tone_result = 3
else
tone_result = 1
end
elseif tone == 2 and fully_voiced_initial[initial] then
tone_result = 6
elseif fully_voiced_initial[initial] or partially_voiced_initial[initial] then
tone_result = 3 + tone
else
tone_result = tone
end
final_result = mw.ustring.gsub(final_result, "om", "am")
if initial <= 4 then
final_result = mw.ustring.gsub(final_result, "m$", "n")
end
if tone == 4 then
final_result = mw.ustring.gsub(final_result, "m$", "p")
final_result = mw.ustring.gsub(final_result, "n$", "t")
final_result = mw.ustring.gsub(final_result, "N$", "k")
end
final_result = mw.ustring.gsub(final_result, "A", "aa")
final_result = mw.ustring.gsub(final_result, "I", "i")
final_result = mw.ustring.gsub(final_result, "U", "u")
final_result = mw.ustring.gsub(final_result, "O", "oe")
final_result = mw.ustring.gsub(final_result, "E", "eo")
final_result = mw.ustring.gsub(final_result, "Y", "yu")
final_result = mw.ustring.gsub(final_result, "N", "ng")
return initial_result .. final_result .. "<sup>" .. tone_result .. "</sup>"
end
return export
