Definition: In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.
Input: Gewerkschaft Deutscher Lokomotivfu ̈ hrer ( GDL ) is a trade union of Germany .
Output:
The Gewerkschaft Deutscher Lokomotivfu ̈ hrer ( GDL , engl . : " German Train Drivers ' Union " ) is a German trade union that represents workers in train companies .