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#include <cstdio>

int main() {
int t, n, w1, w2, h1, h2;
int w_min, w_max, h_min, h_max;
scanf("%d", &t);
for (int i=0;i<t;i++) {
scanf("%d", &n);
w_max = h_max = -1;
w_min = h_min = 1000001000;
bool result = false;
for (int j=0;j<n;j++) {
scanf("%d %d %d %d", &w1, &w2, &h1, &h2);
if (w_max < w2) {
w_max = w2; result = false;
}
if (w_min > w1) {
w_min = w1; result = false;
}
if (h_max < h2) {
h_max = h2; result = false;
}
if (h_min > h1) {
h_min = h1; result = false;
}
if (h_min == h1 and h_max == h2 and w_min == w1 and w_max == w2)
result = true;
}
printf("%s\n", result ? "TAK" : "NIE");
}
return 0;
}