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#include <bits/stdc++.h>

using namespace std;

map < string, int> m;

int main(){
	cin.tie(0);
	cout.tie(0);
	ios_base::sync_with_stdio(false);


	int n;
	cin >> n;
	for (int i = 0; i < n; ++i)
	{
		string s;
		cin >> s;
		m[s]++;;
	}

	for (int i = 1; i <= 4; ++i)
	{
		if(m[to_string(i) + "A"] == 0){
			cout << "NIE" << endl;
			return 0;
		}
		if(m[to_string(i) + "B"] == 0){
			cout << "NIE" << endl;
			return 0;
		}
		if(m[to_string(i) + "C"] == 0){
			cout << "NIE" << endl;
			return 0;
		}
	}

	if(m[to_string(5) + "A"] < 2){
		cout << "NIE" << endl;
		return 0;
	}
	if(m[to_string(5) + "B"] < 2){
		cout << "NIE" << endl;
		return 0;
	}
	if(m[to_string(5) + "C"] < 2){
		cout << "NIE" << endl;
		return 0;
	}

	cout << "TAK" << endl;
	return 0;
}