]> Wob extions - sparql This WOB extension defines subclasses of RDF graph reference 10 Feb 2006, revised $Date: 10:49 PM 2/10/2006$ RDF Graph Reference - CBD A class of RDF graph reference which references RDF graphs using CBD engine. 1 1 CBD query Resource A resource with URI for CBD query RDF Graph Reference - Sparql A class of RDF graph reference which references RDF graphs using sparql engine. 1 sparql query string The sparql query string for reconstruct the RDF graph