#include <bits/stdc++.h>
#define ull unsigned long long
#define ll long long
#define el endl
using namespace std;
void input()
{
    if (fopen("in.txt", "r"))
    {
        freopen("in.txt", "r", stdin);
        freopen("out.txt", "w", stdout);
    }
}
int main()
{
Fast:
    input();
    //---------------------------------" " UPSOLVE---------------------------------------------------------------

    int t;
    cin >> t;

    while (t--)
    {
        string s;
        cin >> s;
        bool xst = false;
        for (int i = 2; i <= s.size(); i++)
        {
            if ( (s[i - 1] > s[i] && s[i - 1] > s[i - 2]) 
            ||   (s[i - 1] < s[i] && s[i - 1] < s[i - 2])    )
                xst = true;
        }
        if(xst = true)
            cout << "Good"<<el;
        else if(xst = false)
            cout << "Bad"<<el;
    }

    return 0;
}