#include <bits/stdc++.h>
using namespace std;
using ll = long long;

int main(){
    //ios::sync_with_stdio(false);
    //cin.tie(0);
    string s;
    cin >> s;
    map<string, string> mp = {
        {"1st","Zelkova and Cherry"},
 {"2nd","BANNED CONTEST"},
 {"3rd","Stray Bullet"},
 {"4th","Early Summer Rain"},
 {"Alpha","Do you know Cherry Contest?"}
    };
    getline(cin, s);
    //cerr << s << '\n';
    for(auto &&p:mp){
        //cerr << p.second << '\n';
        if(p.second.size() >= s.size() && s == p.second.substr(p.second.size() - s.size(), s.size())){
            cout << p.first << '\n';
            return 0;
        }
    }
}