Category Archives: Rules

“SPARQL Inferencing Notation (SPIN)” is published as a W3C Member Submission

The “SPARQL Inferencing Notation (SPIN)” specification has been published as a W3C Member Submission, co-authored by experts from TopQuandrant, Open Link Software, and the Rensselaer Polytechnic Institute. Based on RDF, RDF Schema and SPARQL, SPIN implements a rule and constraints … Continue reading

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Rule Interchange Format (RIF) Advances to W3C Proposed Recommendation

The Rule Interchange Format (RIF) Working Group has published six Proposed Recommendations. Together, they allow systems using a variety of rule languages and rule-based technologies to interoperate with each other and with Semantic Web technologies. Three of the drafts define … Continue reading

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