import collections,sys,math,functools,operator,itertools,bisect,heapq,decimal,string,time,random
#sys.setrecursionlimit(10**9)
#sys.set_int_max_str_digits(0)
#input = sys.stdin.readline
#n = int(input())
#
#alist = []
#s = input()

input = sys.stdin.readline
t = int(input())
for i in range(t):
    n = int(input())
    a = list(map(int,input().split()))
    cnt = 0
    for j in a:
        cnt ^= (j)//2
    if cnt == 0:
        print('Bob')
    else:
        print('Alice')