P = int(input())
list = [input() for i in range(P)]

def do_not_say_N():
    global P
    for i in range(P):
        a, b = map(int, list[i].split())
        w = (a - 1) % (b + 1)
        if w > 0 and w <= b:
            print('Win')
        else:
            print('Lose')
do_not_say_N()