#include<bits/stdc++.h>
#define int long long

using namespace std;

signed main(){
    ios::sync_with_stdio(0); cin.tie(0);
    // freopen("input.txt","r",stdin);
    // freopen("output.txt","w",stdout);
    int t;

    cin >> t;

    while (t--) {
        int n;

        cin >> n;

        vector<int> a(n);

        for (int &u: a) {
            cin >> u;
        }

        if (n == 1) {
            cout << "Sprague\n";
        }
        else {
            if (*max_element(a.begin(), a.end()) == *min_element(a.begin(), a.end()) && *min_element(a.begin(), a.end()) == 1) {
                if ((n & 1) == 0) {
                    cout << "Sprague\n";
                }
                else {
                    cout << "Grundy\n";
                }
            }
            else {
                cout << "Grundy\n";
            }
        }
    }
    return 0;
}