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#include <iostream>
#include <vector>
#include <algorithm>

using namespace std;

bool checkSequence(const vector<int>& a) {
    int n = a.size();
    if (n == 1) return true;
    for (int i = 1; i < n - 1; ++i) {
        if (a[i] < a[i - 1] + a[i + 1]) continue;
        return false;
    }
    return true;
}

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);

    int t;
    cin >> t;
    while (t--) {
        int n;
        cin >> n;
        vector<int> a(n);
        for (int& x : a) cin >> x;
        if (n == 1) {
            cout << "TAK\n";
            continue;
        }
        if (n == 2) {
            if (a[0] == a[1]) cout << "TAK\n";
            else cout << "NIE\n";
            continue;
        }
        if (checkSequence(a)) cout << "TAK\n";
        else cout << "NIE\n";
    }

    return 0;
}