code: public static void main(String[] args) {
      Timing.startTime();
      Treebank treebank = new MemoryTreebank(new TreeReaderFactory() {
        public TreeReader newTreeReader(Reader in) {
          return new PennTreeReader(in);
        }
      });
      treebank.loadPath(args[0]);
      Timing.endTime();
      System.out.println(treebank);
    }
docs: Loads treebank grammar from first argument and prints it.
  Just a demonstration of functionality. <br>
  <code>usage: java MemoryTreebank treebankFilesPath</code>
  
  @param args array of command-line arguments