#include <iostream>
#include <algorithm>
#include <cstring>
using namespace std;
void dfs(int a, int b, int u)
{
if(a / b >= 2 || a % b == 0)
{
if(u & 1)
{
cout << "win" << endl;
return;
}
else
{
cout << "lose" << endl;
return;
}
}
dfs(b, a % b, u + 1);
}
int main()
{
int a, b;
while(cin >> a >> b, a || b)
{
if(a < b)
{
swap(a, b);
}
if(a / b >= 2 || a == b)
{
cout << "win" << endl;
}
else
{
dfs(a, b, 1);
}
}
return 0;
}