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#include <bits/stdc++.h>

using namespace std;

typedef vector<int> VI;
typedef long long LL;
#define FOR(x, b, e) for(int x = b; x<= (e); ++x)
#define FORD(x, b, e) for(int x = b; x>= (e); --x)
#define REP(x, n) for(int x = 0; x<(n); ++x)
#define VAR(v, n)typeof(n) v = (n)
#define ALL(c) (c).begin(), (c).end()
#define SIZE(x) ((int)(x).size())
#define FOREACH(i, c) for(VAR(i, (c).begin()); i != (c).end(); ++i)
#define PB pushback
#define ST first
#define ND second

int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);

    int n;
    cin >> n;

    string a[n];
    int b[5][3];
    FOR(i, 0, 2) {
        FOR(j, 0, 4) {
            b[j][i] = 0;
        }
    }
    FOR(i, 0, n - 1) {
        cin >> a[i];
        b[a[i][0] - 49][a[i][1] - 65]++;
    }

    bool result = true;

    FOR(i, 0, 4) {
        FOR(j, 0, 2) {
            if(b[i][j] <= i / 4) {
                result = false;
            }
        }
    }

    if (result) {
        cout << "TAK\n";
    }
    else {
        cout << "NIE\n"; 
    }

    return 0;
}