import java.util.*;
import java.io.*;

public class Main {
    static final int MOD = 998244353;
    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner();
        int n = sc.nextInt();
        TreeMap<Integer, Integer> current = new TreeMap<>();
        current.put((1 << 12) - 1, 1);
        for (int i = 0; i < n; i++) {
            int count = sc.nextInt();
            int x = 0;
            for (int j = 0; j < count; j++) {
                x += (1 << (sc.nextInt() - 1));
            }
            Integer key = -1;
            while ((key = current.higherKey(key)) != null) {
                int next = (key & x);
                current.put(next, (current.getOrDefault(next, 0) + current.get(key)) % MOD);
            }
        }
        System.out.println(current.getOrDefault(0, 0));
    }
}
class Scanner {
    BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
    StringTokenizer st = new StringTokenizer("");
    
    public Scanner() throws Exception {
        
    }
    
    public int nextInt() throws Exception {
        return Integer.parseInt(next());
    }
    
    public long nextLong() throws Exception {
        return Long.parseLong(next());
    }
    
    public double nextDouble() throws Exception {
        return Double.parseDouble(next());
    }
    
    public String nextLine() throws Exception {
        return br.readLine();
    }
    
    public String next() throws Exception {
        if (!st.hasMoreTokens()) {
            st = new StringTokenizer(br.readLine());
        }
        return st.nextToken();
    }
}