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#include <iostream>
using namespace std;

void check(int n){
	int i = 0;
	int x;
	bool check;
	char b;
	int a[15] = {0};
	while(n-- > 0){
		cin >> x >> b >> skipws;
		a[(x-1)*3 + b - 65]++;
	} 
	for(;i<12;i++){
		if(a[i] == 0){
			cout << "NIE";
			return;
		}
	}
	for(;i<15;i++){
		if(a[i] < 2){
			cout << "NIE";
			return;
		}
	}
	cout << "TAK";
}
int main(){
	int n;
	cin >> n;
	check(n);
	return 0;	
}