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

const int maxn = 200010;
int a[maxn];
void solve() {
    int n;
    cin >> n;
    int cnt2 = 0;
    for (int i = 1; i <= n; i++) cin >> a[i], cnt2 += (a[i] != 1);
    if (n == 1) {
        cout << "Sprague" << '\n';
        return;
    } else if (n == 2) {
        cout << "Grundy" << '\n';
        return;
    }
    if (cnt2 == 0) {
        if (n % 3 == 1) {
            cout << "Sprague" << '\n';
        } else {
            cout << "Grundy" << '\n';
        }
    } else if (cnt2 == 1) {
        cout << "Sprague" << '\n';
    } else {
        cout << "Grundy" << '\n';
    }
}

signed main() {
    ios::sync_with_stdio(0);
    cin.tie(0), cout.tie(0);
    int t = 1;
    cin >> t;
    while (t--) solve();
}