import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.util.HashSet;
import java.util.Set;

public class Main {
	public static void main(String[] args) throws Exception {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		int t = Integer.parseInt(br.readLine());
		PrintWriter pw = new PrintWriter(System.out);
		for (int z = 0; z < t; z++) {
			int n = Integer.parseInt(br.readLine());
			String[] sa = br.readLine().split(" ");
			int[] a = new int[n];
			for (int i = 0; i < n; i++) {
				a[i] = Integer.parseInt(sa[i]);
			}

			Set<Integer> set = new HashSet<>();
			for (int i = 0; i < n; i++) {
				if (a[i] % 2 == 0) {
					a[i]--;
				}
				if (set.contains(a[i])) {
					set.remove(a[i]);
				} else {
					set.add(a[i]);
				}
			}
			if (set.isEmpty()) {
				pw.println("Bob");
			} else {
				pw.println("Alice");
			}
		}
		pw.flush();
		br.close();
	}
}