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#include <cstdio>

int main ()
{
	int t, n, w1, w2, h1, h2, min_w, max_w, min_h, max_h, a, b, c, d;
	scanf("%d", &t);
	while (t--)
	{
		scanf("%d", &n);
		min_w=1000000001;
		min_h=min_w;
		max_w=0;
		max_h=max_w;
		for (int i=0; i<n; i++)
		{
			scanf("%d%d%d%d", &w1, &w2, &h1, &h2);
			if (w1 <= min_w && w2 >= max_w && h1 <= min_h && h2 >= max_h)
			{
				min_w=w1;
				a=w1;
				max_w=w2;
				b=w2;
				min_h=h1;
				c=h1;
				max_h=h2;
				d=h2;
			}
			else
			{
				if (w1 < min_w)
					min_w=w1;
				if (w2 > max_w)
					max_w=w2;
				if (h1 < min_h)
					min_h=h1;
				if (h2 > max_h)
					max_h=h2;
			}
		}	
		if (a == min_w && b == max_w && c == min_h && d == max_h)
			printf("TAK\n");
		else
			printf("NIE\n");		
	}
}