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/*************************************************************************
 *   Zadanie:           Lustra                                           *
 *   Zlozonosc czasowa: O(tn)                                            *
 *   Wynik:             --/10                                            *
 *************************************************************************/

#include <iostream>

#define INF 1000000001

using namespace std;

/*************************************************************************/

int main()
{
    ios_base::sync_with_stdio(0);

    int t;
    cin >> t;

    while (t--)
    {
        int n;
        cin >> n;

        int min_w = INF, max_w = 0, min_h = INF, max_h = 0;
        bool ans = 0;

        while (n--)
        {
            int w1, w2, h1, h2;
            cin >> w1 >> w2 >> h1 >> h2;

            bool change = 0;

            if (w1 < min_w) { min_w = w1; change = 1; }
            if (w2 > max_w) { max_w = w2; change = 1; }
            if (h1 < min_h) { min_h = h1; change = 1; }
            if (h2 > max_h) { max_h = h2; change = 1; }

            if (change || !ans)
                ans = (w1 == min_w && w2 == max_w && h1 == min_h && h2 == max_h);
        }

        cout << ( (ans)? "TAK" : "NIE" ) << '\n';
    }

    return 0;
}

/*************************************************************************/