@Override
    protected void deleteFromDftGraph(Node s, Node p, Node o) {
        checkIsOpen();
        syncAdds();
        Node s1 = skolemize(s);
        Node p1 = skolemize(p);
        Node o1 = skolemize(o);
        client.sinkDelete(null, s1, p1, o1);
    }
@ Override protected void deleteFromDftGraph ( Node s , Node p , Node o ) { checkIsOpen ( ) ; syncAdds ( ) ; Node s1 = skolemize ( s ) ; Node p1 = skolemize ( p ) ; Node o1 = skolemize ( o ) ; client . sinkDelete ( null , s1 , p1 , o1 ) ; }
@see org.apache.jena.sparql.core.DatasetGraphTriplesQuads