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#define make_pair mp
#define emplace_back pb
#include <bits/stdc++.h>
using namespace std;
mt19937 mt_rand(time(0));
const int N = 1e6 + 5;
int n, t, tab[N];
int main()
{
	scanf("%d", &t);
	while(t--) {
		scanf("%d", &n);
		int f = 0;
		int z = 0;
		for(int i=1;i<=n;i++) scanf("%d", &tab[i]);
		for(int i=2;i<=n;i++)
		{
			if(tab[i-1] > tab[i] + 1) {
				printf("NIE\n");
				f = 2;
				break;
			}
			if(tab[i-1] == tab[i] + 1) {
				if(f == 1) {
					printf("NIE\n");
					f = 2;
					break;
				}
				tab[i] = 0;
				f = 1;
			}
			else tab[i] -= tab[i-1];
			if(tab[i] == 0) z=1;
		}
		if(f != 2) {
			if(tab[n] == 0) {
				printf("TAK\n");
			} else if(tab[n] == 1) {
				if(f || z) printf("NIE\n");
				else printf("TAK\n");
			} else printf("NIE\n");
		}
	}
	return 0;
}