This paper provides an overview regarding the application of the Semantic Web oriented technologies we have developed as part of the EPOCH and AMA projects for Cultural Heritage Digital Libraries. We wanted to enhance interoperability among diverse archives and to make disperse digital information available through the web in a standard format. Our toolset includes an application for mapping existing archive schemas to ontology schemas (AMA Mapping Tool), a tool to recursively markup

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... d text documents (AMA Text Tool) and a Semantic Web Database able to store, query and return simple and complex semantic information (MAD). We used the CIDOC-CRM core ontology to define the entities we dealt with and to describe concepts and relations among them.