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Keywords from Image Description:
Van Gogh portrait under Grasgrond. bermaltes Gemlde von van Gogh unter seinem Bild Grasgrond heute im KrllerMller Museum Sichtbar gemacht durch Rntgenaufnahmen InfrarotReflektrographieTechnologie DORIS am Deutschen ElektronenSynchrotron DESY in Hamburg Portrtgre ca cm gro Hidden van Gogh painting under his painting Grasgrond