#!/usr/bin/env python3
import sys
from functools import lru_cache


@lru_cache(maxsize=None)
def isWinning(N, K, n):
    for i in reversed(range(n + 1, min(N, n + K + 1))):
        if not isWinning(N, K, i):
            return True
    return False

P = int(input())
for line in sys.stdin:
    N, K = map(int, line.split())
    if isWinning(N, K, 0):
        print("Win")
    else:
        print("Lose")