#include <iostream>
#include <queue>
#include <stdio.h>
using namespace std;
const int N = 1010, M = 1E6;
int teamid[M];
int main(){
    int n, C = 1;
    while(cin >> n, n){
        printf("Scenario #%d\n", C ++ );
        for(int i = 0; i < n; i ++ ){
            int cnt;    cin >> cnt;
            while(cnt -- ){
                int id; cin >> id;
                teamid[id] = i;
            }
        }     
        string command;
        queue<int> team;
        queue<int> inteam[N];
        while(cin >> command, command != "STOP"){
            if(command == "ENQUEUE"){
                int id; cin >> id;
                int tid = teamid[id];
                if(inteam[tid].empty()) team.push(tid);
                inteam[tid].push(id);
            }else{
                int tid = team.front();
                cout << inteam[tid].front() << endl;
                inteam[tid].pop();
                if(inteam[tid].empty())  team.pop();
            }
        }
        cout << endl;
    }
    return 0;
}