16165.cpp

// Authored by : heheHwang
// Co-authored by : -
// http://boj.kr/7c85085750df4d5a89df66d10f2d5100
#include <bits/stdc++.h>
using namespace std;

int main(void) {
  ios::sync_with_stdio(0);
  cin.tie(0);

  int N, M, mems;
  string team, member;
  unordered_map<string, string> m2t;
  unordered_map<string, vector<string>> t2m;
  cin >> N >> M;
  while (N--) {
    cin >> team >> mems;
    while (mems--) {
      cin >> member;
      m2t[member] = team;
      t2m[team].push_back(member);
    }
    sort(t2m[team].begin(), t2m[team].end());
  }

  int c;
  string quiz;
  while (M--) {
    cin >> quiz >> c;
    if (c)
      cout << m2t[quiz] << '\n';
    else
      for (string m : t2m[quiz]) cout << m << '\n';
  }
}