Le VRA Core est un ensemble de propriétés de métadonnées pour décrire les oeuvres d'art visuelles et les images qui les documentent. @fr, The VRA Core is a set of metadata elements to describe works of visual culture as well as the images that document them. @en
(2013-08-24) Thomas Francart: VRA stands for "Visual Record Association". More info can be found at http://www.w3.org/2001/sw/BestPractices/MM/vra-conversion.html including a copy (or the same ?) of the ontology file. I copied the description from this page.