#include <iostream>
using namespace std;
int main()
{
ios_base::sync_with_stdio(0);
cin.tie(0);
cout.tie(0);
int Z;
cin >> Z;
for(int z = 0; z < Z; z++){
int N;
cin >> N;
long long w = 0;
int minT1 = 1000 * 1000 + 1, minT2 = 1000 * 1000 + 1;
int maxT1 = 0, maxT2 = 0;
for(int i = 0; i < N; i++){
int v, t1, t2;
cin >> v >> t1 >> t2;
w += (long long)v * t1;
w -= (long long)v * t2;
minT1 = min(minT1, t1);
minT2 = min(minT2, t2);
maxT1 = max(maxT1, t1);
maxT2 = max(maxT2, t2);
}
bool t = 1;
if(minT2 < minT1)
t = 0;
if(maxT2 > maxT1)
t = 0;
if(w != 0)
t = 0;
if(t)
cout << "TAK\n";
else
cout << "NIE\n";
}
return 0;
}