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#include <iostream>
#include <map>
#include <set>
#include <algorithm>
#include<iostream>
#include<cstdio>

#define DEBUG_MS 0

using namespace std;

int main()
{
    int t,n;

    int w1,w2,h1,h2;

    int ml_w1, ml_w2,ml_h1,ml_h2;

    ios_base::sync_with_stdio(0);
    //cin.sync_with_stdio(false);
    //cin >> t; //max 10
    scanf("%d", &t);

	for(int i=0;i<t;i++)
	{
       int min_w1=1000000000,min_h1=1000000000, max_w2=-1, max_h2=-1;
        ml_w1 = min_w1;
        ml_w2 = max_w2;
        ml_h1 = min_h1;
        ml_h2 = max_h2;
	//	cin >>n; // n=2 .. 100 000
        scanf("%d", &n);

        bool update;
		for (int j=0;j<n;j++)
        {
            //cin >> w1;cin >> w2;cin >> h1; cin >> h2;
            scanf("%d%d%d%d", &w1, &w2, &h1, &h2);

        //   cout << w1 << ", " << w2 << ", " << h1 << ", " << h2 << endl;


            update = false;

            if (w1<=min_w1)
            {
                min_w1=w1;
                update = true;
            }
            if (h1<=min_h1)
            {
                min_h1=h1;
                update = true;
            }
            if (w2>=max_w2)
            {
                max_w2=w2;
                update = true;
            }
            if (h2>=max_h2)
            {
                max_h2=h2;
                update = true;
            }

            if (update)
            {
                if (w1<=ml_w1 && w2>=ml_w2 && h1<=ml_h1 && h2>=ml_h2)
                {
                    ml_w1 = w1;
                    ml_w2 = w2;
                    ml_h1 = h1;
                    ml_h2 = h2;
                }

            }
        }

        if (ml_w1==min_w1 && ml_w2==max_w2 &&
            ml_h1==min_h1 && ml_h2==max_h2)
            cout << "TAK" << std::endl;
        else
            cout << "NIE" << std::endl;

	}

    return 0;
}