#!/usr/bin/env python3
# -*- coding: utf-8 -*-

import functools
import itertools


def mex(s):
    if not s:
        return 0
    else:
        for i in itertools.count():
            if i not in s:
                return i


def can_i_win(n, k):
    @functools.lru_cache()
    def compute_grundy_number(current_number):
        new_numbers = range(current_number + 1, min(n, current_number + k + 1))
        gs = set(map(compute_grundy_number, new_numbers))
        return mex(gs)
    return compute_grundy_number(0) != 0


def main():
    p = int(input())
    for _ in range(p):
        n, k = map(int, input().split())
        print("Win" if can_i_win(n, k) else "Lose")


if __name__ == '__main__':
    main()