Nicolas `` Nico '' HÃ 1\/4 lkenberg ( born 19 August 1987 in Emmerich am Rhein , North Rhine-Westphalia ) is a German racing driver . Nicolas `` Nico '' HÃ 1\/4 lkenberg ( born 19 August 1987 in Emmerich am Rhein , North Rhine-Westphalia , former West Germany ) is a German professional racing driver .