iSPARQL Tutorials We have a number of tutorials for iSPARQL, our Interactive SPARQL Query Builder. Basic iSPARQL Tutorial Basic iSPARQL Tutorial with query built from a blank canvas and pre-typed Nodes Basic iSPARQL Tutorial with query built from a blank canvas and Nodes dragged from the Toolbar iSPARQL "CONSTRUCT" Tutorial iSPARQL "DESCRIBE" Tutorial iSPARQL "DESCRIBE" Tutorial showing Results in a Google Maps View iSPARQL "INSERT" Tutorial iSPARQL "DELETE" Tutorial iSPARQL "SELECT" Tutorial Related OpenLink AJAX Toolkit (OAT) SPARQL Query examples in the main Virtuoso Documentation