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#include <iostream>
#include <string>
#include <cstring>

std::string split(std::string line, int word_index, char split = ' ')
{
    if(line.length() < 3 || word_index > line.length())
    {
        return "-1";
    }

    int c = 0;
    std::string to_return = "";

    for (int i = 0; i < line.length(); i++)
    {
        if (line[i] == split && c != word_index)
        {
            c++;
        }
        else if (line[i] == split && c == word_index)
        {
            return to_return;
        }
        else if(c == word_index)
        {
            to_return += line[i];
        }
    }

    return to_return;
}

int main()
{
    std::string line;

    getline(std::cin, line);
    int licz_pomyslow = stoi(line);

    int c = 0;
    int pomysly[5][3] = {0};

    getline(std::cin, line);
    for (int i = 0; i < licz_pomyslow; i++)
    {
        int number = split(line, i)[0] - 49;
        int letter = split(line, i)[1] - 65;

        if (number == 4)
        {
            if (pomysly[number][letter] < 2)
            {
                pomysly[number][letter]++;
                c++;
            }
        }
        else
        {
            if (pomysly[number][letter] < 1)
            {
                pomysly[number][letter]++;
                c++;
            }
        }

        if(c >= 18)
        {
            std::cout << "TAK";
            return 0;
        }
    }
    
    std::cout << "NIE";
    return 0;
}