from sys import stdin
input = stdin.readline

for _ in range(int(input())):
    N = int(input())
    A = list(map(int, input().split()))

    F = [False]*2
    F[1] = True
    for a in A[::-1]:
        if a == 1:
            F = [True, F[0]]
        elif a%2 == 1:
            F[0], F[1] = F[1], F[0]

    print("Alice" if F[0] else "Bob")