Drupal 7 Core
Drupal 7 core use the following RDF terms:
Source: http://openspring.net/sites/openspring.net/files/drupal_core_RDFS_v3.5_core.png
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Search engine optimization
Bing, Google and Yahoo propose to mark up website content as metadata about itself, using RDFa, according to Schema.org. In that way, search engine spiders can gain access to the meaning of sites. An example for Government Organization:
With the Schema.org module, we can set Schema.org properties on content types and individual fields.
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Extended RDF Support
RDF Extensions module provides more flexibility and customised applications, as we need it for the Wiki9999 project. It is possible to use standardized RDFa for new creations. Wiki9999 is using standardized RDFa. The philosophy of the ideal speech situation from Jürgen Habermas, the design principals for common pool resource institutions of Elinor Ostrom and the systems theory of Niklas Luhmann are influencing the selection of RDFa for the Wiki9999 project.
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