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#include <iostream>

#include <string>
#include <vector>

using namespace std;

int main(){
    int n;

    cin >> n;

    int requiredYet = 18;

    vector<vector<int>> requiredYetDetailed{
        {1, 1, 1},
        {1, 1, 1},
        {1, 1, 1},
        {1, 1, 1},
        {2, 2, 2}
        };

    string position;

    for (int i = 0; i < n; ++i){
        cin >> position;

        // asciiOfDigit - 48 = digit as number
        // I subtract 49 to make a table indexed from 0
        // 
        // asciiOfCapitalLetter - 65 = zero-based position of this letter
        // in an alphabet
        int & recordForThisPosition =
            requiredYetDetailed[position[0] - 49][position[1] - 65];

        if (recordForThisPosition){
            --recordForThisPosition;
            
            if(--requiredYet == 0){
                cout << "TAK" << endl;

                return 0;
            }
        }
    }

    cout << "NIE" << endl;

    return 0;
}