RDF Query

A simple RDF query:

SELECT (?pre ?vc)
FROM <http://www.w3.org/2004/05/07-CS-RDF/ratingData.rdf>
WHERE (?r p:left ?pre)
      (?r p:violentContent ?vc)
AND ?vc < 3
USING r FOR <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
USING p FOR <http://www.w3.org/TR/WD-pics2.0#>

will show all the areas that have a violentContent less than 3:

+-----------------------------------+---+
|                                pre| vc|
|-----------------------------------|---|
|"http://example.org/mayhem/flowers"|"0"|
|   "http://example.org/familyStuff"|"1"|
+-----------------------------------+---+