Model m = ModelFactory.createDefaultModel() ;
RDFDataMgr.read(m, r, null, RDFLanguages.NTRIPLES) ;
assertEquals(1, m.size()) ;
String x = m.listStatements().next().getSubject().getId().getLabelString() ;
assertNotEquals(x, "a") ;
// reset - reread - new bNode.
r = new StringReader(s) ;
RDFDataMgr.read(m, r, null, RDFLanguages.NTRIPLES) ;