#include<bits/stdc++.h>
 
#define INF 1000010000
#define nl '\n'
#define pb push_back
#define ppb pop_back
#define mp make_pair
#define fi first
#define se second
#define pii pair<int,int>
#define pdd pair<double,double>
#define all(c) (c).begin(), (c).end()
#define SORT(c) sort(all(c))
#define sz(c) (c).size()
#define rep(i,n) for( int i = 0; i < n; ++i )
#define repi(i,n) for( int i = 1 ; i <= n; ++i )
#define repn(i,n) for( int i = n - 1 ; i >= 0 ; --i )
#define repf(j,i,n) for( int j = i ; j < n ; ++j )
#define die(s) {std::cout << s << nl;}
#define dier(s) {std::cout << s; return 0;}
#define vi vector<int>
typedef long long ll;
 
using namespace std;
 
 
int main() {
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	cout.precision(0); 
	int T;
	cin >> T;
	while(T--){
		vi a(13);
		repi(i , 13)a[i] = i;
		int n;
		cin >> n;
		rep(i , n){
			int t;
			cin >> t;
			vi p(t);
			rep(j , t){
				cin >> p[j];
			}
			int tmp = a[p[0]];
			rep(j , t - 1){
				a[p[j]] = a[p[j + 1]];
			}
			a[p[sz(p) - 1]] = tmp;
		}
		repi(i , 10){
			cout << a[i] << " ";
		}
		cout << nl;
	}
 
 
	return 0;
}
 
/*
2
4
4 1 2 3 4
5 1 5 7 9 2
4 1 9 3 2
3 3 4 8
 
2
2 1 3
6 2 5 7 9 4 8
*/

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Mgo0CjQgMSAyIDMgNAo1IDEgNSA3IDkgMgo0IDEgOSAzIDIKMyAzIDQgOAoKMgoyIDEgMwo2IDIgNSA3IDkgNCA4

2
4
4 1 2 3 4
5 1 5 7 9 2
4 1 9 3 2
3 3 4 8

2
2 1 3
6 2 5 7 9 4 8