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#include <iostream>
#include <cstdlib>
#include <cmath>
#include <string>
#include <stdio.h>

using namespace std;

int main() {
  string z[15] = {"1A", "1B", "1C", "2A", "2B", "2C", "3A", "3B", "3C", "4A", "4B", "4C", "5A", "5B", "5C"};
  int x;
  cin >> x;
  string * y = new string[x];
  cin.ignore();
  for (int i = 0; i < x; i++) { cin >> y[i]; }
  if (x < 18) { cout << "NIE"; }
  else{
    int wyn = 0;
    for (int i = 0; i < 15; i++){
      int licz = 0;
      for (int j = 0; j < x; j++){
        if (z[i] == y[j]) { licz++; }
      }
      if (((i < 12) && (licz >= 1)) || (((i >= 12) && (i < 15)) && (licz >= 2))) { wyn++; }
    }
    if (wyn == 15) { cout << "TAK"; }
    else { cout << "NIE"; }
  }
}