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#include <bits/stdc++.h>

using namespace std;

#define f first
#define s second

int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    
    long long w1,w2,t,n,l,a,b,i,mina,maxa,minb,maxb;

    cin >> t;

    for(; t>=1; t--)
    {
        w1=0; w2=0; mina=0; minb=0; maxa=0; maxb=0;
        cin >> n;
        for(i=1; i<=n; i++)
        {
            cin >> l >> a >> b;
            mina=min(mina,a);
            maxa=max(maxa,a);
            minb=min(minb,b);
            maxb=max(maxb,b);

            w1+=l*a;
            w2+=l*b;
        }
        if(mina>minb || maxa<maxb)
            cout << "NIE\n";
        else if(w1==w2)
            cout << "TAK\n";
        else
            cout << "NIE\n";
    }
    
    return 0;
}