#include <bits/stdc++.h>
#define MULTI int _; cin >> _; while(_--)
#define fi first
#define se second
#define pb(a) push_back(a)
#define rep(i, n) for(int i = 0; i < n; i++)
#define reps(i, n, m) for(int i = n; i <= m; i++)
#define repsv(i, n, m) for(int i = n; i >= m; i--)
#define vsz(a) (int)(a.size())
#define mp(a, b) make_pair(a, b)
#define all(a) a.begin(), a.end()

using namespace std;

typedef pair<double, double> pdd;
typedef pair<int, int> pii;
typedef vector<bool> vb;
typedef vector<int> vi;
typedef long long int ll;
typedef long double ld;
typedef vector<ll> vll;

#ifdef LOCAL
#include "debugs.hpp"
#else
#define dbg(...) 0
#endif

void solve(){
    int n;
    cin >> n;
    int in;
    rep(i, n) cin >> in;
    cout << (n > 1 ? "Grundy" : "Sprague") << '\n';
}

int main(){
    ios_base::sync_with_stdio(false);
    MULTI
    solve();
}