public class TestNT {
  public static void main(String[] args) {
    Token t = new NamedToken("Hello");
    Token u = new NamedToken("Hello");
    Token v = new Identifier("Hello");
    System.out.println("t: " + t.toString());
    System.out.println("u: " + u.toString());
    System.out.println("v: " + v.toString());
    System.out.println("t.equals(u): " + t.equals(u));
    System.out.println("u.equals(v): " + u.equals(v));
    System.out.println("v.equals(u): " + v.equals(u));
  } // main(String[])
} // class TestNT