import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);

		int a = sc.nextInt();

		for(int i = 0; i < a; i++){
			int n = sc.nextInt();
			int k = sc.nextInt();

			if((n - 1) % (k + 1) == 0){
				System.out.println("lose");
			}else{
				System.out.println("win");
			}
		}

	}

}