#include<iostream>
#include<string>
#include<vector>
#include<algorithm>
#include<bitset>
#include<set>
#include<map>
#include<stack>
#include<queue>
#include<deque>
#include<list>
#include<iomanip>
#include<cmath>
#include<cstring>
#include<functional>
#include<cstdio>
#include<cstdlib>
#include<numeric>
#include<ctime>
//#include<atcoder/all>
using namespace std;
//using namespace atcoder;

#define repr(i, a, b) for (int i = (int)(a); i < (int)(b); i++)
#define rep(i, n) repr(i, 0, n)
#define INF 2e9
//#define MOD 1000000007
#define MOD 998244353
#define LINF (long long)4e18
#define jck 3.141592
#define PI acos(-1.0)

const double EPS = 1e-18;

using ll = long long;
using Pi = pair<int,int>;
using Pl = pair<ll,ll>;
//using mint = modint998244353;

int dh[] = {-1,1,0,0};
int dw[] = {0,0,1,-1};

ll dp[550][1<<12];

int main(){
    int n; cin >> n;
    vector<vector<int>> c(n);
    rep(i,n){
        int k; cin >> k;
        c[i].resize(k);
        rep(j,k){
            cin >> c[i][j];
            c[i][j]--;
        }
    }
    dp[0][(1<<12)-1] = 1;
    rep(i,n)for(int j = (1<<12)-1; j >= 0; j--){
        int k = c[i].size();
        int tmp = 0;
        rep(l,k){
            if(j>>c[i][l]&1) tmp += 1<<c[i][l];
        }
        dp[i+1][tmp] += dp[i][j];
        dp[i+1][tmp] %= MOD;
        dp[i+1][j] += dp[i][j];
        dp[i+1][j] %= MOD;
    }
    cout << dp[n][0] << endl;

}