#define _CRT_SECURE_NO_WARNINGS #define _SILENCE_CXX17_C_HEADER_DEPRECATION_WARNING #include using namespace std; const int N = 200005; int pmax[N], pmin[N], e[N]; vector P[N]; int main() { memset(pmin, 0x3f3f3f3f, sizeof(pmin)); int n, q, k; scanf("%d", &n); for (int i = 0, p, x; i < n; i++) scanf("%d%d", &p, &x), P[p].push_back(x), pmax[p] = max(pmax[p], x), pmin[p] = min(pmin[p], x); set> s; for (int i = 1; i <= n; i++) if (P[i].size()) s.insert(make_pair(pmax[i], i)); scanf("%d", &q); while (q--) { scanf("%d", &k); for (int i = 0; i < k; i++) scanf("%d", e + i); for (int i = 0; i < k; i++) s.erase(make_pair(pmax[e[i]], e[i])); if (s.empty()) puts("0 0"); else if (s.size() == 1) printf("%d %d\n", s.begin()->second, pmin[s.begin()->second]); else { auto ite = s.rbegin(); auto p1 = *(ite++), p2 = *(ite++); printf("%d %d\n", p1.second, *upper_bound(P[p1.second].begin(), P[p1.second].end(), p2.first)); } for (int i = 0; i < k; i++) if (P[e[i]].size()) s.insert(make_pair(pmax[e[i]], e[i])); } return 0; }