
Chapter 2
Simple Ontologies in RDF and RDF
Schema
The Resource Description Framework RDF is a formal language for describing
structured information. The goal of RDF is to enable applications to exchange
data on the Web while still preserving their original meaning. As opposed
to HTML and XML, the main intention now is not to display documents
correctly, but rather to allow for further processing and re-combination of the
information contained in them. RDF consequently is often viewed as the basic
representation format for developing the Semantic Web.
The development of RDF began in the 1990s, and various predecessor lan-
guages have influenced the creation ...