for _ in range(int(input())):
    N, M, B, W = (int(x) for x in input().split())
    if N > M:
        N, M = M, N
    if N == 1:
        print("Bob")
    elif W >= M * 2 + (N - 2) * 2:
        print("Alice")
    elif W % 2 == 0:
        print("Alice")
    else:
        for s in range(2, N + 1):
            if W // s <= M and (W % s == 0 or W % s > 1 and W // s < M):
                print("Alice")
                break
        else:
            print("Bob")