public void removeSubGraph() throws NoSuchSubGraphException {
MGraph baseGraph = createBaseGraph();
MGraph subGraph = new SimpleMGraph();
{
BNode bNode1 = new BNode();
BNode bNode2 = new BNode();
subGraph.add(new TripleImpl(u1, u2, bNode2));
subGraph.add(new TripleImpl(bNode2, u2, bNode2));
subGraph.add(new TripleImpl(bNode2, u2, bNode1));
}
MGraphUtils.removeSubGraph(baseGraph, subGraph);