Resource Description Framework

• Statements can be modeled (mathematically) with:
  • Resources: an element, a URI, a literal, …
  • Properties: directed relations between two resources
  • Statements: “triplets” of two resources bound by a property
    • usual terminology: (s,p,o) for subject, predicate, object
• RDF is a general model for such statements
  • can be expressed in XML or other syntax (eg, n3)