import java.util.LinkedList;
import java.util.Queue;
import java.util.Scanner;

public class voting {
	public static void main(String[] args) {
		Scanner in = new Scanner(System.in);
		Queue<String> out = new LinkedList<String>();
		while (true) {
			String line = in.nextLine();
			if (line.equals("#"))
				break;
			int y = 0, n = 0, p = 0, a = 0;
			for (int i = 0; i < line.length(); i++) {
				switch (line.charAt(i)) {
				case 'Y':
					y++;
					break;
				case 'N':
					n++;
					break;
				case 'P':
					p++;
					break;
				case 'A':
					a++;
					break;
				}
			}
			if (a >= (line.length() / 2.0)) out.add("need quorum");
			else if (y == n) out.add("tie");
			else if (y > n) out.add("yes");
			else if (y < n) out.add("no");
			else out.add("OH MY GOD SOMETHING IS SERIOUSLY FUCKED UP");
		}
		
		while (out.size() > 0)
			System.out.println(out.poll());
	}
}