#include <cstdio>

int P;
int N, K;
bool dp[120001];

int main(){
    scanf("%d", &P);
 
    for(int i=0;i<P;i++){
        scanf("%d %d", &N, &K);

        dp[N] = true;

        int lost = 0;
        for(int j=N-1;j>=0;j--){
            if(lost > 0){
                dp[j] = true;
            }else{
                dp[j] = false;
                lost += 1;
            }

            if(j+K <= N){lost -= !dp[j+K];}
        }

        if(dp[0]){puts("Win");}
        else{puts("Lose");}
    }
}