ObjectOutputStream out = new ObjectOutputStream(new BufferedOutputStream (
new GZIPOutputStream (new FileOutputStream(to))));
AlphabetFactory factory = AlphabetFactory.buildFactory();
LabelAlphabet labels = factory.DefaultLabelAlphabet();
IFeatureAlphabet features = factory.DefaultFeatureAlphabet();;
String s;
rd.readLine(); //version
List lst = new ArrayList(); //template
while(true) {
s = rd.readLine();