try {
RepositoryConnection connection = sesameService.getConnection();
try {
connection.begin();
Update update = connection.prepareUpdate(queryLanguage,query,configurationService.getBaseUri());
update.execute();
connection.commit();
} catch (UpdateExecutionException e) {
connection.rollback();
throw new MarmottaException("error while executing update",e);
} catch (MalformedQueryException e) {