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#include <cstdio>
#include <vector>
using namespace std;

class lus { 
	public:
	int w1, w2, h1, h2;
	lus(int _w1, int _w2, int _h1, int _h2):w1(_w1), w2(_w2), h1(_h1), h2(_h2) {};
};
int z;

int main() {
	scanf("%d", &z);
	
	
	for (int i = 0; i < z; i++)
	{
		int L;
		int w1, w2, h1, h2;
		int W1 = 1000000001, W2 = 0, H1 = 1000000001, H2 = 0;
		scanf("%d", &L);
		vector<lus> v;
		for (int l = 0; l < L; l++)
		{
			scanf("%d %d %d %d", &w1, &w2, &h1, &h2);
			W1 = W1 < w1 ? W1 : w1;
			W2 = W2 < w2 ? w2 : W2;
			H1 = H1 < h1 ? H1 : h1;
			H2 = H2 < h2 ? h2 : H2;
			v.push_back(lus(w1, w2, h1, h2));
		}
		bool OK = false;
		for (int l = 0; l < L; l++)
		{
			if (v[l].w1 = W1 && v[l].w2 == W2 && v[l].h1 == H1 && v[l].h2 == H2)
			{
				OK = true;
				break;
			}
		}
		if (OK)
			printf ("TAK\n");
		else
			printf ("NIE\n");
	}
	return 0;
}