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#include <bits/stdc++.h>
using namespace std;

//#define getchar getchar_unlocked
//#define putchar putchar_unlocked
#define eb emplace_back
#define lb lower_bound
#define ub upper_bound
#define mp make_pair
#define ff first
#define ss second

typedef long long int ll;
typedef long double ld;
typedef short int sh;

inline void readI(int *i)
{
	register int t=0;
	register char z=getchar();
	int znak=1;
	if (z=='-')
	{
		znak=-1;
	}
	while ((z<'0') || ('9'<z))
	{
		z=getchar();
		if (z=='-')
		{
			znak=-1;
		}
	}
	while (('0'<=z) && (z<='9'))
	{
		t=(t<<3)+(t<<1)+z-'0';
		z=getchar();
	}
	*i=(t*znak);
}
inline void readUI(int *i)
{
	register int t=0;
	register char z=getchar();
	while ((z<'0') || ('9'<z))
	{
		z=getchar();
	}
	while (('0'<=z) && (z<='9'))
	{
		t=(t<<3)+(t<<1)+z-'0';
		z=getchar();
	}
	*i=t;
}
inline void readL(ll *l)
{
	register ll t=0;
	register char z=getchar();
	int znak=1;
	if (z=='-')
	{
		znak*=-1;
	}
	while ((z<'0') || ('9'<z))
	{
		z=getchar();
		if (z=='-')
		{
			znak=-1;
		}
	}
	while (('0'<=z) && (z<='9'))
	{
		t=(t<<3)+(t<<1)+z-'0';
		z=getchar();
	}
	*l=(t*znak);
}
inline void readUL(ll *l)
{
	register ll t=0;
	register char z=getchar();
	while ((z<'0') || ('9'<z))
	{
		z=getchar();
	}
	while (('0'<=z) && (z<='9'))
	{
		t=(t<<3)+(t<<1)+z-'0';
		z=getchar();
	}
	*l=t;
}
inline void writeL(ll l)
{
	if (l==0)
	{
		putchar(48);
	}
	else
	{
		if (l<0)
		{
		   l*=-1;
		   putchar(45);
		}
		int _tab[21];
		int wsk=0;
		while (l>0)
		{
			++wsk;
			_tab[wsk]=(l%10)+48;
			l/=10;
		}
		for (int j=wsk; j>=1; --j)
		{
			putchar(_tab[j]);
		}
	}
}
inline void writeS(string s)
{
	int l=s.length();
	for (int i=0; i<l; ++i)
	{
		putchar(s[i]);
	}
}
inline void space()
{
	putchar(32);
}
inline void endl()
{
	putchar(10);
}

#define debug if(1)
#define debug2 if(1)
#define debug3 if(1)
#define debug4 if(1)

char z;

int p=2, nr;
ll H[4]={29, 31, 41, 2137};
ll M[4]={(int)(1e9)+7, (int)(1e9)+696969, (int)(1e9)+9, (int)(1e9)+2103};
ll P[4]={1, 1, 1, 1};
ll hasz[2][2][4];

int main()
{
	z=getchar();
	while (z<'a' || 'z'<z)
	{
		z=getchar();
	}
	while ('a'<=z && z<='z')
	{
		int i=int(z)-96;
		nr^=1;
		for (int j=0; j<p; ++j)
		{
			P[j]*=H[j];
			P[j]%=M[j];
			hasz[0][nr][j]=hasz[0][nr^1][j]+P[j]*i;
			hasz[0][nr][j]%=M[j];
			hasz[1][nr][j]=H[j]*(hasz[1][nr^1][j]+i);
			hasz[1][nr][j]%=M[j];
			//printf ("j=%d hasz[nr][j]=(%lld, %lld)\n", j, hasz[0][nr][j], hasz[1][nr][j]);
		}
		z=getchar();
	}
	for (int j=0; j<p; ++j)
	{
		if (hasz[0][nr][j]!=hasz[1][nr][j])
		{
			puts ("NIE");
			return 0;
		}
	}
	puts ("TAK");
	/*if (hasz[0][nr][0]==hasz[1][nr][0] && hasz[0][nr][1]==hasz[1][nr][1] && hasz[0][nr][2]==hasz[1][nr][2] && hasz[0][nr][3]==hasz[1][nr][3])
	{
		puts ("TAK");
	}
	else
	{
		puts ("NIE");
	}*/
	return 0;
}