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#include <iostream>

using namespace std;
int n;
string slowo;
int tab[6][3];

int main()
{

    cin>>n;

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

        if(((int)slowo[0]==53)&&(tab[4][(int)slowo[1]-65]==1))
            {tab[5][(int)slowo[1]-65]=1;
             continue;}

        tab[(int)slowo[0]-49][(int)slowo[1]-65]=1;

    };


    for (int i=0; i<6; ++i)
        for (int j=0; j<3; ++j)
        { if (tab[i][j]==0)
            {cout<<"NIE";
             return 0; } }

    cout<<"TAK";

    return 0;
}