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#include <iostream>
#include <vector>

using namespace std;

int main()
{
    ios_base::sync_with_stdio(0);
    int n;
    cin >> n;
    vector< vector<int> > il(5, vector<int>(3, 0));
    for (int i = 0; i < n; ++i)
    {
        string t;
        cin >> t;
        ++il[t[0] - '1'][t[1] - 'A'];
    }
    bool odp = true;
    for (int i = 0; i < 5; ++i)
        for (int j = 0; j < 3; ++j)
            if ((i < 4 && il[i][j] == 0) || (i == 4 && il[i][j] <= 1))
                odp = false;
    if (odp)
        cout << "TAK";
    else
        cout << "NIE";
    return 0;
}