#include<iostream>
#include<bits/stdc++.h>
using namespace std;
const int N=1e6+7;
int t, n, l, a, b;
long long sumaa=0; long long sumab=0;
int minia=N; int minib=N;
int maksa=0; int maksb=0;
int main() {
ios_base::sync_with_stdio(false);
cin >> t;
for (int ii = 0; ii < t; ii++) {
cin >> n;
for (int i = 0; i < n; i++) {
cin >> l >> a >> b;
if (a < minia) minia = a;
if (a > maksa) maksa = a;
if (b < minib) minib = b;
if (b > maksb) maksb = b;
sumaa += a;
sumab += b;
}
if (sumaa == sumab && minib >= minia && maksb <= maksa)
cout << "TAK\n";
else
cout << "NIE\n";
sumaa = 0;
sumab = 0;
minia = N;
minib = N;
maksa = 0;
maksb = 0;
}
}