Audi's chairman Rupert Stadler (5R) and German President Joachim Gauck (4R), King Philippe - Filip (3R), Queen Mathilde of Belgium (2R) and Gauck's partner Daniela Schadt (R) pose beside the new Audi Q6 E Tron prototype during a visit to the Audi automobile plant in Vorst - Forest, as part of Gauck's state visit to Belgium on March 9, 2016 in Brussels.  / AFP / BELGA / BENOIT DOPPAGNE / Belgium OUT        (Photo credit should read BENOIT DOPPAGNE/AFP via Getty Images)