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#include <iostream>
#include <string>
using namespace std;

int counter[15];

void markOccurence(string task) {
	int pos = 3 * (task[0] - '1') + (task[1] - 'A');
	++counter[pos];
}

bool isValid() {
	for (int i = 0; i < 12; ++i) {
		if (counter[i] < 1) {
			return false;
		}
	}
	
	for (int i = 12; i < 15; ++i) {
		if (counter[i] < 2) {
			return false;
		}
	}
	
	return true;
}

int main()
{
	int n;
	string input;
	
	for (int i = 0; i < 15; ++i) {
		counter[i] = 0;
	}
	
	cin >> n;
	for (int i = 0; i < n; ++i) {
		cin >> input;
		markOccurence(input);
	}
	
	cout << (isValid() ? "TAK" : "NIE") << endl;
	
	return 0;
}