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import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

/**
 * @author khelman
 */
public class lus {

    public static void main(String... args) throws IOException {

        BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));

        String s = reader.readLine();

        int t = Integer.parseInt(s);

        for (int i = 0; i < t; i++) {
            s = reader.readLine();
            int n = Integer.parseInt(s);

            int min_w1 = 1000000000;
            int max_w2 = -1;
            int min_h1 = 1000000000;
            int max_h2 = -1;

            int w1_i = -1;
            int w2_i = -1;
            int h1_i = -1;
            int h2_i = -1;

            for (int j = 0; j < n; j++) {
                s = reader.readLine();
                String[] elems = s.split(" ");
                int w1 = Integer.parseInt(elems[0]);
                int w2 = Integer.parseInt(elems[1]);
                int h1 = Integer.parseInt(elems[2]);
                int h2 = Integer.parseInt(elems[3]);

                if (w1 < min_w1) {
                    min_w1 = w1;
                    w1_i = j;

                    if(w2==max_w2) {w2_i = j;}
                    if(h1==min_h1) {h1_i = j;}
                    if(h2==max_h2) {h2_i = j;}
                }

                if (w2 > max_w2) {
                    max_w2 = w2;
                    w2_i = j;

                    if(w1==min_w1) {w1_i = j;}
                    if(h1==min_h1) {h1_i = j;}
                    if(h2==max_h2) {h2_i = j;}
                }

                if (h1 < min_h1) {
                    min_h1 = h1;
                    h1_i = j;

                    if(w1==min_w1) {w1_i = j;}
                    if(w2==max_w2) {w2_i = j;}
                    if(h2==max_h2) {h2_i = j;}
                }

                if (h2 > max_h2) {
                    max_h2 = h2;
                    h2_i = j;

                    if(w1==min_w1) {w1_i = j;}
                    if(w2==max_w2) {w2_i = j;}
                    if(h1==min_h1) {h1_i = j;}
                }
            }

            if (w1_i == w2_i && w1_i == h1_i && w1_i == h2_i) {
                System.out.println("TAK");
            } else {
                System.out.println("NIE");
            }

        }

    }

}