Question: In which year was this Austrian business magnate, engineer and executive whom Hans Dieter Pötsch succeeded as chairman of the supervisory board of Volkswagen born?
Sentence (from "Martin Winterkorn"): Martin Winterkorn (born 24 May 1947) is the former chairman of the board of directors (CEO, "Vorstandsvorsitzender" in German) of Volkswagen AG, the parent company of the Volkswagen Group, and former chairman of the supervisory board of Audi and Porsche Automobil Holding SE.
Relevant evidence: No