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#include <bits/stdc++.h>

using namespace std;

int tab[5][3];

int main() {
    int n;
    cin >> n;

    for(int i = 0; i < n; i++) {
        char g, l;
        scanf(" %c%c", &l, &g);

        tab[l -'0' - 1][g - 'A']++;
    }

    bool result = true;

    for(int i = 0; i < 4; i++) {
        result &= (tab[i][0] != 0);
        result &= (tab[i][1] != 0);
        result &= (tab[i][2] != 0);
    }

    result &= (tab[4][0] > 1);
    result &= (tab[4][1] > 1);
    result &= (tab[4][2] > 1);

    cout << (result ? "TAK" : "NIE") << endl;

    return 0;
}