import java.io.*;
import java.util.*;

public class game {
	static Map<String, Set<String>> map;
	public static void main(String... args) throws Exception {
		Scanner s = new Scanner(new File("game.in"));
		int n;
		while ((n = s.nextInt()) != 0) {
			String last = null;
			map = new HashMap<String, Set<String>>();
			for (int i = 0; i < n; i++)
				last = s.next();
			for (int i = 0; i < n - 1; i++) {
				String a = s.next();
				String b = s.next();

				Set<String> l = map.get(a);
				if (l == null)
					map.put(a, l = new HashSet<String>());
				l.add(b);
				l = map.get(b);
				if (l == null)
					map.put(b, l = new HashSet<String>());
				l.add(a);
			}
			Set<String> played = new HashSet<String>();
			Set<String> loosers = new HashSet<String>();
			int round = 1;
			while (map.size() > 1) {
				loosers.clear();
				played.clear();
				System.out.println("Round #" + round++);
				for (String a: map.keySet()) {
					if (!played.contains(a)) {
						if (map.get(a).size() == 1) {
							String b = map.get(a).iterator().next();
							if (!played.contains(b)) {
								last = b;

								map.get(a).remove(b);
								map.get(b).remove(a);
								played.add(a);
								played.add(b);
								loosers.add(a);
								System.out.println(b + " defeats " + a);
							}
						}						
					} 	
				}
				for (String a: map.keySet())
					if (!played.contains(a)) {
						played.add(a);
						System.out.println(a + " advances with wildcard");
						break;
					}
				map.keySet().removeAll(loosers);
			}
			System.out.println("Winner: " + last);
			System.out.println();
		}
	}
}