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Helene-Fischer-Schleyerhalle.jpg
Lizenz:
CC BY 3.0 DE
Urheber:
Fred Kuhles [CC BY-SA 3.0 (https://creativecommons.org/licenses/by-sa/3.0)], from Wikimedia Commons
Quelle:
Fred Kuhles [CC BY-SA 3.0 (https://creativecommons.org/licenses/by-sa/3.0)], from Wikimedia Commons