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

int main() {
	ios_base::sync_with_stdio(0);
	string s;
	int n, i, j;
	int ile[5][3] = {0};
	cin >> n;
	for (i = 0; i < n; ++i) {
		cin >> s;
		ile[s[0] - '1'][s[1] - 'A']++;
	}
	bool czy = true;
	for (i = 0; i < 4; ++i)
		for (j = 0; j < 3; ++j)
			if (ile[i][j] == 0)
				czy = false;
	for (i = 0; i < 3; ++i)
		if (ile[4][i] < 2)
			czy = false;
	if (czy)
		cout << "TAK" << endl;
	else
		cout << "NIE" << endl;
	return 0;
}