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#include <iostream>
using namespace std;

int main()
{   
    int t;
    cin >> t;
    for(int it = 0; it < t; it++) {
        int n;
        cin >> n;

        int maxh = 0, maxv = 0, minh = 1e10, minv = 1e10;
        bool ok = false;

        for (int i = 0; i < n; i++) {
            bool next = true;
            int d;
            cin >> d;
            if(d < minh)
                ok = false;
            if(d <= minh)
                minh = d;
            else
                next = false;

            cin >> d;
            if(d > maxh)
                ok = false;
            if(d >= maxh)
                maxh = d;
            else
                next = false;

            cin >> d;
            if(d < minv)
                ok = false;
            if(d <= minv)
                minv = d;
            else
                next = false;

            cin >> d;
            if(d > maxv)
                ok = false;
            if(d >= maxv)
                maxv = d;
            else
                next = false;

            if(next)
                ok = true;

        }

        if(ok)
            cout << "TAK\n";
        else
            cout << "NIE\n";




    }

    return 0;
}