/** Kajetan Lewandowski **/

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

int was[5][3];
int r = 0;

int main() {
    ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
    int n;
    string s;
    cin >> n;
    for(int i = 0; i < n; ++i) {
        cin >> s;
        int g = int(s[0])-int('1'), w = int(s[1]) - int('A');
        if((g == 4) && (was[g][w] < 2)) {
            ++was[g][w];
            ++r;
        } else if(!was[g][w]) {
            was[g][w] = 1;
            ++r;
        }
    }
    cout << (r == 18 ? "TAK" : "NIE");
}