#include<bits/stdc++.h>
using namespace std;
/*
ios::sync_with_stdio(false);cin.tie(nullptr);cout.tie(nullptr);
*/
// #define int long long
#define ld long double
//#define INT __int128
#define eb(x) emplace_back(x)
#define fi first
#define se second
#define sc(x) scanf("%d",&x)
#define SC(x) scanf("%lld",&x)
#define reserve reserve
typedef long long LL;
typedef unsigned long long ULL;
typedef pair<long long, long long> PLL;
typedef pair<int, int> PII;
typedef pair<double, double> PDD;
const LL INF = 0x3f3f3f3f3f3f3f3f;
const int inf = 0x3f3f3f3f;
const LL mod = 1e9 + 7;
const ld eps = 1e-12;
const int N = 1e5 + 10, M = N + 10;
int n;
int a[N];

void solve(){
    cin>>n;
    int cn1=0;
    for(int i=1;i<=n;i++){
        scanf("%d",&a[i]);
        if(a[i]==1){
            cn1++;
        }
    }    
    if(n==1){
        puts("Sprague");
        return;
    }
    if(n==2){
        puts("Grundy");
        return;
    }
    if(cn1==n&&cn1%3==1){
        puts("Sprague");
        return;
    }
    if(n>2&&cn1+1==n){
        puts("Sprague");
        return;
    }
    puts("Grundy");
}

signed main(){
    // ios::sync_with_stdio(false);cin.tie(nullptr);cout.tie(nullptr);
    int T=1,cas=1;
    cin>>T;
    while(T--){
        solve();
    }
    return 0;
}