#include <algorithm>
#include <iostream>
#include <cstdio>
#include <map>
#include <numeric>
#include <cmath>
#include <set>
#include <sstream>
#include <string>
#include <vector>
#include <queue>
#include <complex>
#include <string.h>
using namespace std;

#define endl '\n'
#define all(v) (v).begin(), (v).end()
#define uniq(v) (v).erase(unique((v).begin(), (v).end()), (v).end())

typedef long long ll;
typedef pair<int, int> P;
typedef unsigned int uint;

const int inf = 1000000009;

int memo[120010];

bool solve(int n, int k) {
    if (n <= 0) return true;
    if (memo[n] == 0) {
	bool win = false;
	for (int i = max(0, n-k); !win && i < n; i++) {
	    win = (win || !solve(i, k));
	}
	memo[n] = (win ? 1 : -1);
    }
    return memo[n] > 0;
}

int main() {
    int p;
    scanf("%d", &p);
    for (int i = 0; i < p; i++) {
	int n, k;
	scanf("%d%d", &n, &k);
	memset(memo, 0, sizeof(memo));
	printf("%s\n", solve(n, k) ? "Win" : "Lose");
    }
}