#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define endl '\n';


bool custom(pair<int,int>a, pair<int,int>b){

    if(a.first == b.first){
        return a.second > b.second;
    }

    return a.first < b.first;
}

void tc(){
    int t;
    cin >> t;
    int tt = t-1;

    while (t--){


        

        ll a,u;
        cin >> a >> u;

        if(u == 0){
            cout << "Game #"<< tt-t+1 << ": "<< "0 / 1" << endl;
        }
        else if(a == u){
            cout << "Game #"<< tt-t+1 << ": " << "1 / 1" << endl;

        }
        else{
            ll gcd = __gcd(a,u);

            cout << "Game #"<< tt-t+1 << ": "<< u/gcd << " / " << a/gcd << endl;
        }

        
        
        
    }
  
}


int main()
{

    ios::sync_with_stdio(0);
    cin.tie(0);

    tc();



    return 0;
}