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#include<cstdio>

using namespace std;

int tab[10000][4];

int main()
{
	int t,n,w1,w2,h1,h2;
	
	scanf("%d",&t);
	for(int i=0;i<t;++i)
	{
		int wmin=-1,wmax=-1,hmin=-1,hmax=-1;
		scanf("%d",&n);
		for(int j=0;j<n;++j)
		{
			scanf("%d %d %d %d",&w1,&w2,&h1,&h2);
			tab[j][0]=w1;
			tab[j][1]=w2;
			tab[j][2]=h1;
			tab[j][3]=h2;
			if(wmin==-1)
				wmin=w1;
			else
				if(w1<wmin) wmin=w1;

			if(wmax==-1)
				wmax=w2;
			else
				if(w2>wmax) wmax=w2;

			if(hmin==-1)
				hmin=h1;
			else
				if(h1<hmin) hmin=h1;

			if(hmax==-1)
				hmax=h2;
			else
				if(h2>hmax) hmax=h2;
		}

		for(int j=0;j<n;++j)
		{
			if(tab[j][0]==wmin && tab[j][1]==wmax && tab[j][2]==hmin && tab[j][3]==hmax)
			{
				printf("TAK\n");
				goto koniec;
			}
		}
		printf("NIE\n");
		koniec: ;
	}
	return 0;
}