#include<iostream>
#include<string>
using namespace std ;
class zoo{
    public:
    int bird , mammal , reptile ;
    void z(string an , string at ,int num){
        if(num<0){
            cout<<"Invalid input"
        }
        else{
            if(at == "bird"){
                bird = num;
                cout<<"Bird "<<num;
            }
            else if(at == "mammal"){
                mammal = num ;
                cout<<"Mammal "<<num;
            }
            else if(at == "mammal"){
                mammal = num ;
                cout<<"Mammal "<<num;
            }
        }
        
    }
};
int main(){
    string an ,at ;
    int num ;
    getline(cin , an);
    getline(cin , at);
    if(!an.empty() && an.back() == '\r')an.pop_back();
    if(!at.empty() && at.back() == '\r')at.pop_back();
    cin>>num ;
    zoo o ;
    o.z(an,at,num);
}