public void setinformation (String black, String blackrank, String white,
		String whiterank, String komi, String handicap)
	// set various things like names, rank etc.
	{
		T.top().setaction("PB", black, true);
		T.top().setaction("BR", blackrank, true);
		T.top().setaction("PW", white, true);
		T.top().setaction("WR", whiterank, true);
		T.top().setaction("KM", komi, true);
		T.top().setaction("HA", handicap, true);
		T.top().setaction("GN", white + "-" + black, true);
		T.top().setaction("DT", new Date().toString());
	}