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

const int R = 5;
const int D = 3;
int cnt[R][D];

int main() {
  ios_base::sync_with_stdio(false);

  int n;
  cin >> n;
  
  for (int i = 0; i < n; i++) {
    string s;
    cin >> s;

    cnt[s[0] - '1'][s[1] - 'A']++;
  }

  for (int i = 0; i < R; i++) {
    for (int j = 0; j < D; j++) {
      if (cnt[i][j] == 0 || (i == R - 1 && cnt[i][j] == 1)) {
        cout << "NIE\n";
        return 0;
      }
    }
  }

  cout << "TAK\n";
}