}
FileFilter testFilt = new NumberRangesFileFilter(args[1], true);
TreeReaderFactory trf = new PennTreeReaderFactory(new NPTmpRetainingTreeNormalizer());
DiskTreebank testTreebank = new DiskTreebank(trf);
testTreebank.loadPath(new File(args[0]), testFilt);
HeadFinder hf = new ModCollinsHeadFinder();
List<Relation> relations = new ArrayList<Relation>();
relations.addAll(Arrays.asList(SIMPLE_RELATIONS));
relations.add(new HasIthChild(2));
relations.add(new HasIthChild(-1));
relations.add(new IthChildOf(1));