import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.util.Arrays;
import java.util.StringTokenizer;
import java.util.TreeSet;

public class AuctionNlogN {
    private void solve() throws IOException {
        int n = readInt();
        int[] maxBet = new int[n];
        Arrays.fill(maxBet, -1);
        TreeSet<Integer>[] allBets = new TreeSet[n];
        for (int man = 0; man < n; man++) {
            allBets[man] = new TreeSet<>();
        }
        for (int i = 0; i < n; i++) {
            int man = readInt() - 1;
            int bet = readInt();
            allBets[man].add(bet);
            maxBet[man] = bet;
        }
        TreeSet<Integer> set = new TreeSet<>((a, b) -> {
            int res = Integer.compare(maxBet[a], maxBet[b]);
            if (res == 0) {
                res = Integer.compare(a, b);
            }
            return res;
        });
        for (int man = 0; man < n; man++) {
            if (allBets[man].size() > 0) {
                set.add(man);
            }
        }
        int q = readInt();
        for (int i = 0; i < q; i++) {
            int cnt = readInt();
            int[] absent = new int[cnt];
            for (int j = 0; j < cnt; j++) {
                absent[j] = readInt() - 1;
            }
            for (int man : absent) {
                set.remove(man);
            }
            if (set.isEmpty()) {
                out.println("0 0");
            } else {
                int winner = set.pollLast();
                if (set.isEmpty()) {
                    out.println((winner + 1) + " " + allBets[winner].first());
                } else {
                    int loser = set.last();
                    out.println((winner + 1) + " " + allBets[winner].higher(maxBet[loser]));
                }
                set.add(winner);
            }
            for (int man : absent) {
                if (allBets[man].size() > 0) {
                    set.add(man);
                }
            }
        }
    }

//------------------------------------------------------------------------------
    public static void main(String[] args) {
        new AuctionNlogN().run();
    }

    private void run() {
        try {
            initIO();
            solve();
            in.close();
            out.close();
        } catch (Throwable e) {
            throw new RuntimeException(e);
        }
    }

    private BufferedReader in;
    private StringTokenizer tok;
    private PrintWriter out;

    private void initIO() throws IOException {
        in = new BufferedReader(new InputStreamReader(System.in));
        out = new PrintWriter(System.out);
//        in = new BufferedReader(new FileReader(new File("input.txt")));
//        out = new PrintWriter(new File("output.txt"));
    }

    private String readString() throws IOException {
        while (tok == null || !tok.hasMoreTokens()) {
            tok = new StringTokenizer(in.readLine());
        }
        return tok.nextToken();
    }

    @SuppressWarnings("unused")
    private int readInt() throws IOException {
        return Integer.parseInt(readString());
    }

    @SuppressWarnings("unused")
    private long readLong() throws IOException {
        return Integer.parseInt(readString());
    }

    @SuppressWarnings("unused")
    private double readDouble() throws IOException {
        return Double.parseDouble(readString());
    }
}