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#include <iostream>
#include <vector>

using namespace std;

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    vector<vector<int>> idea(5);
    for (auto& v : idea)
        v.resize(3, 0);
    int n;
    string zad;
    cin >> n;
    while (n--) {
        cin >> zad;
        idea[zad[0]-'1'][zad[1]-'A']++;
    }
    bool ok = true;
    for (int j = 0; j < 4; ++j) // 1 - 4
        for (int i = 0; i < 3; ++i)
            if (idea[j][i] == 0)
                ok = false;
    for (int i = 0; i < 3; ++i) // 5
        if (idea[4][i] < 2)
            ok = false;
    if (ok)
        cout << "TAK";
    else
        cout << "NIE";
    return 0;
}