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#include <iostream>

using namespace std;
struct mirror
{
    long int wMin, wMax, hMin, hMax;
};

mirror mirrors[100001];

#define LMAX 1000000001

int main()
{
    int testCount;
    cin >> testCount;


    for ( int test = 0; test < testCount; ++test )
    {
        long int wMinGlob = LMAX, wMaxGlob = 0, hMinGlob = LMAX, hMaxGlob = 0;
        long int factoryCount;
        cin >> factoryCount;
        for ( int factory = 0; factory < factoryCount; ++factory )
        {
            long int wMin, wMax, hMin, hMax;
            cin >> wMin >> wMax >> hMin >> hMax;

            mirrors[factory].wMin = wMin;
            mirrors[factory].wMax = wMax;
            mirrors[factory].hMin = hMin;
            mirrors[factory].hMax = hMax;

            wMinGlob = min(wMin,wMinGlob);
            wMaxGlob = max(wMax,wMaxGlob);
            hMinGlob = min(hMin,hMinGlob);
            hMaxGlob = max(hMax,hMaxGlob);
        }

        for ( int factory = 0; factory < factoryCount; ++factory )
        {
            if ( mirrors[factory].wMin == wMinGlob &&
                 mirrors[factory].wMax == wMaxGlob &&
                 mirrors[factory].hMin == hMinGlob &&
                 mirrors[factory].hMax == hMaxGlob )
            {
                cout << "TAK" << endl;
                factoryCount = -1;
                break;
            }
        }

        if ( factoryCount != -1 )
        {
            cout << "NIE" << endl;
        }
    }

    return 0;
}