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5. RSS 1.0 > 5.2. Resource Description Framework

Resource Description Framework

This system of defining everything with URIs, and using this to describe the relationships between things, has been formalized in a system known as the Resource Description Framework (RDF). In this section, we’ll look at enough RDF to give you a head start on the rest of the book. For a much deeper insight into RDF, take a look at Practical RDF (O’Reilly).

Because RDF is quite abstract—its ability to be written in different ways notwithstanding—in this chapter, we are going to look at what the RDF developers call the “data model,” which we can call “the really simple version, in pictures.”

Resources, PropertyTypes, and Properties

As before, within the data model, anything (an object, a person, a document, a concept, a section of a document, etc.) can have a URI. In RDF anything addressable with a URI is called a resource .


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