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#include<bits/stdc++.h>
using namespace std;
int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int t;
    cin>>t;
    while(t--)
    {
        int n,curr;
        cin>>n;
        vector<int> v;
        for(int i=0;i<n;i++)
        {
            cin>>curr;
            v.push_back(curr);
        }
        curr=v[0];
        int coun=0;
        for(int i=1;i<n;i++)
        {
            if(v[i]<curr)
            {
                if(curr-v[i]==1)
                {
                    curr=0;
                    coun++;
                }
                else
                {
                    cout<<"NIE"<<'\n';
                    break;
                }
            }
            else
            {
                curr=v[i]-curr;
            }
            if(coun==2)
            {
                cout<<"NIE"<<'\n';
                curr=1;
                break;
            }
        }
        if(curr==0)
        {
            cout<<"TAK"<<'\n';
        }
        else
        {
            cout<<"NIE"<<'\n';
        }
    }
}