#include <bits/stdc++.h>
using namespace std;
const int64_t oo = INT64_MAX / 3;
int main()
{
ios::sync_with_stdio(false); cin.tie(nullptr);
size_t T;
cin >> T;
while(T --> 0)
{
size_t n;
cin >> n;
int64_t E1 = 0, E2 = 0, L = 0,
Tmin1 = +oo, Tmin2 = +oo, Tmax1 = -oo, Tmax2 = -oo;
double D1 = 0, D2 = 0;
vector<int64_t> l(n), a(n), b(n);
for(size_t i = 0; i < n; i++)
{
cin >> l[i] >> a[i] >> b[i];
L += l[i];
E1 += l[i] * a[i];
E2 += l[i] * b[i];
Tmin1 = min(Tmin1, a[i]);
Tmin2 = min(Tmin2, b[i]);
Tmax1 = max(Tmax1, a[i]);
Tmax2 = max(Tmax2, b[i]);
}
for(size_t i = 0; i < n; i++)
{
auto d1 = abs((a[i] - (double)E1/L)), d2 = abs((b[i] - (double)E2/L));
D1 += l[i] * d1;
D2 += l[i] * d2;
}
bool ok = E1 == E2 and Tmin1 <= Tmin2 and Tmax2 <= Tmax1;
if(D1 < D2)
ok = false;
cout << (ok ? "TAK\n" : "NIE\n");
}
}