import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int p = sc.nextInt();
        int[] n = new int[p];
        int[] k = new int[p];
        for(int i = 0; i < p; i++){
            n[i] = sc.nextInt();
            k[i] = sc.nextInt();
        }
        for(int i = 0; i < p; i++){
            String ans = "win";
            if((n[i] - 1) % (k[i] + 1) == 0) ans = "lose";
            System.out.println(ans);
        }
    }
}