get("#517") -- mergeTexts
get("#515") -- splitLines

trainingData = getSnippet("#2000015")
newData = getSnippet("#2000016")

function tryExactLookup()
  local annmap = {}
  for _, l in ipairs(trainingLines) do
    local _, _, ann, s = l:find("^(.*) | (.*)$")
    if ann then
      annmap[s] = ann
    else
      print("Unparsable: "..l)
    end
  end
  for i=1, n do
    annotations[i] = annotations[i] or annmap[newLines[i]]
  end
end

trainingLines = splitLines(trainingData)

newLines = splitLines(newData)
n = #newLines
annotations = {}

tryExactLookup()

for i=1, n do annotations[i] = annotations[i] or '' end
print(mergeTexts(annotations, newLines))