//#include "testlib.h"
 
#include <iostream>
#include <stdio.h>
#include <math.h>
#include <map>
#include <vector>
#include <stdlib.h>
#include <memory.h>
#include <time.h>
#include <string>
#include <algorithm>
#include <set>
#include <stack>
#include <cassert>
#include <queue>
 
using namespace std;
 
int a[111111];
 
int main() {
    ios::sync_with_stdio(0);
    int t;
    cin >> t; 
    while (t --> 0) {
 
    int n;
    cin >> n;
    vector< pair<int,int> > v;
    for(int i = 0; i < n; ++i) {
        int m, x, y, mx = 1e9+100;
        cin >> m;
        while (m --> 0) {
            cin >> x >> y;
            mx = min(mx, x);
        }
        v.push_back({mx, i});
    }
    sort(v.begin(), v.end());
    
    for(int i = 0; i < n; ++i)
        a[v[i].second] = n-i-1;
    
    for(int i = 0; i < n; ++i)
        cout << a[i] << " \n"[i+1==n];
    
    }
    return 0;
}