is a way to add machine-understandable information to web pages that is processed by the major search engines to improve search performance. The definition of is provided as a set of web pages plus a partial mapping into RDF triples with unusual properties, and is incomplete in a number of places. This analysis of and formal semantics for provides a complete basis for a plausible version of what should be. Highlights many confusing/problematic conceptual and technical issues with Also available as PDF:

Keywords:, Ontology, Class, Property, Domain, Range
Author: Patel-Schneider, Peter
Date created: 2014-12-19 05:00:00.000
Time required: P20M
Educational use: instruction
Educational audience: generalPublic
Interactivity type: expositive

  • Competencies