* @param subject URI subject
* @param predicate URI predicate
* @param object URI object
*/
public void add(java.net.URI subject, java.net.URI predicate, java.net.URI object) {
add(Graphs.newGraph(new StatementImpl(
new URIImpl(subject.toString()),
new URIImpl(predicate.toString()),
new URIImpl(object.toString()))));
}