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#include <stdio.h>
#include <vector>
#include <algorithm>


int main()
{
    int t;
	scanf("%d",&t);
    for(int i=0;i<t;++i)
    {
    	 int n;
     	scanf("%d",&n);
     	long long int s0=0;
     	int amin=1000000,amax=1,bmin=1000000,bmax=1;
     	long long int s1=0;
     	for(int j=0;j<n;++j)
     	{
     		long long int l,a,b;
     	    scanf("%lld %lld %lld",&l,&a,&b);
     	    if(amin>a)amin=a;
     	    if(amax<a)amax=a;
     	    if(bmin>b)bmin=b;
     	    if(bmax<b)amax=b;
     		s0+=l*a;
     		s1+=l*b;
     	}
     	printf((s0==s1&&amin<=bmin&&bmax<=amax)?"TAK\n":"NIE\n");
    }
	
	return 0;
}