runner.setHTTPUserAgent("google-refine-rdf-extension");
HTTPClient client = runner.getHTTPClient();
DocumentSource source = new HTTPDocumentSource(client, url);
Repository repository = new SailRepository(
new ForwardChainingRDFSInferencer(new MemoryStore()));
repository.initialize();
RepositoryConnection con = repository.getConnection();
RepositoryWriter w = new RepositoryWriter(con);
ReportingTripleHandler reporter = new ReportingTripleHandler(w);
runner.extract(source, reporter);