#include <bits/stdc++.h>

using namespace std;

queue<int> bigqueue;
queue<int> que[1000];
int team[1000000];

int main() {
    int TeamN;
    int FactorN;
    int i, temp;
    int num = 0;
    string s;
    int flag = 0;
    while (cin >> TeamN && TeamN) {
        while (!bigqueue.empty())
            bigqueue.pop();
        for (i = 0; i < 1000; i++)
            while (!que[i].empty())
                que[i].pop();
        num = 0;
        while (TeamN--) {
            num++;
            cin >> FactorN;
            for (i = 0; i < FactorN; i++) {
                cin >> temp;
                team[temp] = num;
            }
        }
        printf("Scenario #%d\n", ++flag);
        while (cin >> s && s[0] != 'S') {
            if (s == "ENQUEUE") {
                cin >> num;
                if (que[team[num]].empty())
                    bigqueue.push(team[num]);
                que[team[num]].push(num);

            } else if (s == "DEQUEUE") {
                printf("%d\n", que[bigqueue.front()].front());
                que[bigqueue.front()].pop();
                if (que[bigqueue.front()].empty())
                    bigqueue.pop();
            }


        }
        if (TeamN) printf("\n");
    }
    return 0;
}