#include <iostream>
using namespace std;

int main() {

    char c;
    cin >> c;


    if(isalpha(c)) {
        if(islower(c)) {
            cout << "MALA" << endl;
        }
        else {
            cout << "GOLEMA" << endl;
        }
    }

    else {
        cout << "GRESKA" << endl;
    }
    return 0;
}