#include <bits/stdc++.h>
using namespace std;

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    int t, n; 
    int l, a, b, minA, maxA, minB, maxB;
    int balance;
    cin >> t;
    while(t--)
    {
        minA = minB = 1000000;
        maxA = maxB = 0;
        balance = 0;
        cin >> n;
        while (n--) {
            cin >> l >> a >> b;
            balance += l * (b - a);
            minA = min(minA, a);
            maxA = max(maxA, a);
            minB = min(minB, b);
            maxB = max(maxB, b);
        }
        cout << ((balance == 0 && minB >= minA && maxB <= maxA) ? "TAK\n" : "NIE\n");
    }
    return 0;
}