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#include <iostream>

int main()
{
    std::iostream::sync_with_stdio(0);

    int n;
    std::string buf;
    int dayCount[15];
    bool result = true;

    std::cin >> n;

    if(n < 18)
    {
        result = false;
    }
    else
    {
        for(int i = 0; i < 15; ++i)
        {
            dayCount[i] = 0;
        }

        for(int i = 0; i < n; ++i)
        {
            std::cin >> buf;
            int index = (buf[0] - '1') * 3 + buf[1] - 'A';
            ++dayCount[index];
        }

        for(int i = 0; i < 15; ++i)
        {
            if(dayCount[i] < 1 + (i >= 12))
            {
                result = false;
            }
        }
    }

    if(result)
    {
        std::cout << "TAK";
    }
    else
    {
        std::cout << "NIE";
    }

    return 0;
}