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#include <bits/stdc++.h>
using namespace std;

int n;
string s;
int t[3][5];

int main() {
    ios_base::sync_with_stdio(false);
    cin >> n;
    for (int i=0; i^n; ++i) {
        cin >> s;
        //cout << i << " " << s << " " << s[1]-'A' << " " << s[0]-'1' << endl;
        ++t[s[1]-'A'][s[0]-'1'];
    }
    //cout << endl;
    for (int i=0; i^3; ++i) {
        for (int j=0; j^5; ++j) {
            //cout << t[i][j] << " ";
            if (j==4) {
                if (t[i][j]<2) {
                    cout << "NIE";
                    return 0;
                }
            } else {
                if (t[i][j]<1) {
                    cout << "NIE";
                    return 0;
                }
            }
        }
        //cout << endl;
    }
    cout << "TAK";
    return 0;
}