*/
protected void loadNLQuery(String lang) throws IOException{
InputStream is = NLQueryTemplates.class.getClassLoader().getResourceAsStream(String.format(SERVICE_TEMPLATE, lang));
SmartProperties prop = new SmartProperties();
prop.load(is);
is.close();
// ------ loading rdf queries -------
Integer count = Integer.valueOf(prop.getProperty("nlq_template.count"));
String explaintmpl = prop.getProperty("nlq_template.explain");