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Keywords from Image Description:
Hannover StClemens Hauptportal. Basilika St Clemens Hannover Hauptportal HannoverStClemensHauptportal UTC HannoverStClemensHauptportal Rabanus Flavus derivative work Rabanus Flavus Winkel Zuschnitt Kontrast Rabanus Flavus HannoverStClemensHauptportal Basilika Sankt Clemens Hannover Book of Revelation Portals