#include <iostream>
using namespace std;

int main()
{
  int p, n, k;
  bool a[100];
  cin >> p;
  for( int i=0; i<p; ++i )
  {
    cin >> n >> k;
    a[i] = (1==n%(k+1));
  }
  if(a)cout << "Lose" << endl;
  else cout << "Win" << endl;
  return 0;
}