The vocabulary is hierarchical and bilingual and is linked to the Getty Art & Architecture Thesaurus (AAT) and the semantic thesaurus DBpedia of Wikipedia. The vocabulary is used for the homogenization and classification of the content aggregated by SearchCulture.gr, the National Aggregation Infrastructure for Cultural Heritage Content.
http://semantics.gr/authorities/ekt-item-types/ergaleia-kai-eksoplismos