But RDF has specifics: Schema Semantics

http://www.w3.org/rdf-

datatypes.xsd#String"/>

rdf:resource="#creates"/>

http://www.w3.org/rdf-

datatypes.xsd#Date"/>

• Distinguish between labels of nodes and edges

  • Painter vs. paints

• Class and properties are organized in subsumption hierarchies

  • Painter <= Artist

• Properties are inherited

  • &r6 may also have a creates property

• References are typed

  • &r2 should be of class <= Painting

• Literal values are typed

  • 1937 is not a string but a date value !

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