Is SPIN the Schematron of RDF?
Represent business rules using an implemented standard, then flagging violations in a machine-readable way.
Christian Fürber and Martin Hepp (the latter being the source of the increasingly popular GoodRelations ontology) have published a paper titled “Using SPARQL and SPIN for Data Quality Management on the Semantic Web” (pdf) for the 2010 Business Informations Systems conference in Berlin. TopQuadrant’s Holger Knublach designed SPIN, or the SPARQL Inferencing Notation, as a SPARQL-based way to express constraints and inferencing rules on sets of triples, and Fürber and Hepp have…
