local function isLineIndication(first, middle, last)
   return last.t == 'Str' and string.match(last.c, '^l. [^,]+,?$')
      and middle.t == 'Space'
      and first.t == 'Str' and string.match(first.c, '.+,$')
end

local function isCommaAfterLineIndication(lineIndication)
   return string.match(lineIndication, '.+,$')
end

function Inlines (inlines)
   for i = #inlines, 3, -1 do
      if isLineIndication(inlines[i-2], inlines[i-1], inlines[i]) then
         firstString = inlines[i-2].c
         inlines[i-2].text = string.match(firstString, '^[^,]+')
         if isCommaAfterLineIndication(inlines[i].c) then
            inlines[i].text = string.match(inlines[i].c, '^[^,]+')
            inlines:insert(i+1, pandoc.Str(','))
         end
         inlines[i] = pandoc.Superscript(pandoc.Str(string.sub(inlines[i].text, 5)))
         inlines:remove(i-1)
      end
   end
   return inlines
end