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#include <iostream>

using namespace std;

int main()
{
	int n;
	char zad[3];
	int zadania[15];
	for (int i = 0;i<15;++i) zadania[i] = 0;
	cin >> n;
	if (n < 18)
	{
		cout << "NIE" << endl;
		return 0;
	}
	for (int i=0;i<n;++i)
	{
		cin >> zad;
		zadania[(zad[0]-'1')*3+zad[1]-'A']++;
	}
	for (int i=0;i<12;++i)
		if (zadania[i]<1)
		{
			cout << "NIE" << endl;
			return 0;
		}
	for (int i = 12;i<15;++i)
		if (zadania[i]<2)
		{
			cout << "NIE" << endl;
			return 0;
		}
	cout << "TAK" << endl;
	return 0;
		
}