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#include <bits/stdc++.h>
using namespace std;

int main() {
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
	
	int n;
	cin >> n;
	
	vector<set<int>> diff(3);
	for(int i = 0; i < n; ++i) {
		string s;
		cin >> s;
		int x = (int) s[0] - (int) '0', id = (int) s[1] - (int) 'A';
		if(x == 5) {
			if(diff[id].find(x) != diff[id].end()) {
				diff[id].insert(x + 1);
			}
			else {
				diff[id].insert(x);
			}
		}
		else {
			diff[id].insert(x);
		}
	}
	
	bool nope = false;
	for(int i = 0; i < 3; ++i) {
		if((int) diff[i].size() != 6) {
			nope = true;
		}
	}
	
	cout << (nope == false ? "TAK" : "NIE");
	
	return 0;
}