import java.util.Arrays;
import java.util.Scanner;

public class Main {
	
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		
		final int P = sc.nextInt();
		for(int i = 0; i < P; i++){
			final int N = sc.nextInt();
			final int K = sc.nextInt();
			
			boolean[] win = new boolean[N];
			win[N - 1] = false;
			int last_lose = N - 1;
			for(int cur = N - 2; cur >= 0; cur--){
				if(cur + K >= last_lose){
					win[cur] = true;
				}else{
					win[cur] = false;
					last_lose = cur;
				}
			}
			
			//System.out.println(Arrays.toString(win));
			System.out.println(win[0] ? "Win" : "Lose");
		}
	}
	
}