def grundy(n):
	if n <= 2:
		return [0, 1, 1][n]
	return ((n - 1) // 2) * 2

def solve(N, A):
	ret = 0
	for a in A:
		ret ^= grundy(a)
	return ret == 0

T = int(input())
for i in range(T):
	N = int(input())
	A = list(map(int, input().split()))
	print(['Alice', 'Bob'][solve(N, A)])