class Solution {
    public static void main(String[] args) {
        Scanner scn = new Scanner(System.in);
        int length = scn.nextInt();
        ArrayList<Integer>[] lista = new ArrayList[length + 1];
        int a = 1;
        while (a <= length) {
            lista[a] = new ArrayList<>();
            lista[a].add(scn.nextInt()) ;
            for (int j = 1; j < lista[a].get(0) + 1 ; ++j) {
                lista[a].add(scn.nextInt());
            }
            ++a;
        }
        int queries = scn.nextInt();
        while (queries > 0) {
            int x = scn.nextInt();
            int z = scn.nextInt();
            if (z <= lista[x].get(0)) {
                System.out.println(lista[x].get(z));
            } else if (z > lista[x].get(0) || lista[x] == null){
                 System.out.println("ERROR!");
            }
            --queries;
        }
    }
}