}
private static void AddTreesFromFile(String treeFileName, String encoding, Treebank tb) {
ChineseTreebankParserParams ctpp = new ChineseTreebankParserParams();
try {
TreeReaderFactory trf = ctpp.treeReaderFactory();
TreeReader tr = trf.newTreeReader(new InputStreamReader(new FileInputStream(treeFileName), encoding));
Tree t;
while ((t = tr.readTree()) != null) {
tb.add(t);
}