scanner = peripheral.wrap('back')
res, err = scanner.chunkAnalyze()

if err then
    print(err)
else
    for i,v in pairs(res) do
        _ = string.find(i, ':')
        i = string.sub(i, _ + 1)
        i = string.upper(string.sub(i, 1, 1)) .. string.sub(i, 2)
        while true do
            _ = string.find(i, '_')
            if _ == nil then
                break
            end
			i = string.sub(i, 1, _) .. string.upper(string.sub(i, _ + 1, _ + 1)) .. string.sub(i, _ + 2)
			i = string.sub(i, 1, _ - 1) .. ' ' .. string.sub(i, _ + 1)
        end
        print(i .. ': ' .. v)
    end
end