#include <bits/stdc++.h>
using namespace std;
int main()
{
int t;
int n;
long long l, p, k;
long long s1 = 0;
long long s2 = 0;
int mn1 = INT_MAX, mx1=INT_MIN, mn2=INT_MAX, mx2=INT_MIN;
scanf("%d", &t);
for(int i = 0; i < t; ++i){
mn2 = INT_MAX;
mn1 = INT_MAX;
mx1=-INT_MIN;
mx2=-INT_MIN;
s1 = 0;
s2 = 0;
scanf("%d", &n);
for(int j = 0; j < n; ++j){
scanf("%lld%lld%lld", &l, &p, &k);
s1+=l * p;
s2+=l * k;
if(mn1 > p)
mn1 = p;
if(mx1 < p)
mx1 = p;
if(mn2 > k)
mn2 = k;
if(mx2 < k)
mx2 = k;
}
//./cout<<s1<<" "<<s2<<" "<<mn1<<" "<<mn2<<" "<<mx1<<" "<<mx2<<endl;
if(s1 == s2 && mn1 <= mn2 && mx1 >=mx2)
printf("TAK\n");
else
printf("NIE\n");
}
return 0;
}