#include<iostream>
#include<string>
using namespace std;
int main(){
    int N;
    cin>>N;
    bool invalid=false;
    string output="";
    for(int i=0;i<N;i++){
        string type;
        cin>>type;
        if(type=="Student"){
            string name;
            int grade;
            cin>>name>>grade;
            if(grade<1||grade>12){
                invalid=true;
            }else{
                output+="Student: "+name+", Grade: "+to_string(grade)+"/n";
            }
            else if(type=="Teacher"){
                string name, subject;
                cin>>name>>subject;
                output+="Teacher: "+name+", subject: "+subject+"/n";
            }
            else{
                invalid=true;
                string skip;
                getline(cin,skip);
            }
        }
        if(invalid){
            cout<<"Invalid input"<<endl;
        }
        else{
            cout<<output;
        }
        return 0;
    }