import java.util.Scanner;

public class Main{

	static final Scanner s=new Scanner(System.in);

	public static void main(String args[]){
		for(int p=s.nextInt();p>0;p--) {
			int n=s.nextInt(),k=s.nextInt();
			//System.out.println((n-1)%(k+1));
			System.out.println((n-1)%(k+1)!=0?"Win":"Lose");
		}
	}
}