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#include <cstdio>
bool found[6][3];
int main() {
  int n;
  scanf("%d", &n);
  do {
    int day;
    char division;
    scanf("%d%c", &day, &division);
    if (day == 5 && found[day-1][division - 'A'])
      day++;
    found[day-1][division - 'A'] = true;
  } while (--n);
  for (int d = 0; d < 6; d++)
    for (int c = 0; c < 3; c++)
      if (!found[d][c]) {
        puts("NIE");
        return 0;
      }
  puts("TAK");
  return 0;
}