1. © 2005-2006 The ATHENA Consortium. Susan Thomas SAP AG, Research Department How do you do semantics? Semantic Web Drawings by Sebastian Cremers Unit 3: Semantic Web

2. 2 © 2005-2006 The ATHENA Consortium. Explain the basics of Semantic Web technologies RDF, RDFS and OWL Discuss the relationship between XML and the Semantic Web technologies Relate terminology management to ontology development At the conclusion of this unit, you will be able to: Semantic Web: Unit Objectives

3. 3 © 2005-2006 The ATHENA Consortium. Review of XML and XML Schema Introduction to RDF Introduction to RDFS Introduction to OWL Comparison of terminology managment to ontology building Unit 3 Structure This unit has the following content:

4. 4 © 2005-2006 The ATHENA Consortium. Components of Semantic Web Architecture Unicode, URI XML, Namespaces RDF Core, RDF Schema, OWL, Description Logic Programming bit of OWL/Rules SparQL Rules, Logic Framework, Proof Trust, Signature, Encryption “If HTML and the Web made all the online documents look like one huge book, RDF, schema, and inference languages will make all the data in the world look like one huge database.” - Tim Berners-Lee, Weaving the Web, 1999