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//Zrodlo:
//http://was.zaa.mimuw.edu.pl/sites/default/files/file/s2008-w03/flow.cpp
#include<bits/stdc++.h>
using namespace std;
# ifdef DEB
# define debug(...) fprintf(stderr, __VA_ARGS__)
# else
# define debug(...)
#endif
#define F first
#define S second
#define MP make_pair
#define PB push_back
#define LL long long
#define LD long double
#define PII pair<int, int>
#define PLL pair<LL, LL>
#define pb pop_back
#define VI vector<int> 
#define VPI vector<PII> 
#define FOR(i,a,b) for(int i = (a); i <= (b); i++)
#define FORD(i,a,b) for(int i = (a); i >= (b); i--)
#define RE(i,n) FOR(i,1,n)
#define REP(i,n) FOR(i,0,(int)(n)-1)
#define ALL(x) (x).begin(), (x).end()
#define siz(V) ((int)V.size())
const int INF=1e9;
const int N=500;

vector<int> krawedzie[N];
vector<int>::iterator poczatek[N];
int przepustowosc[N][N], odleglosc[N], q[N];

void AddEdge(int a, int b, int c)
{
  //debug("%d %d %d\n", a, b, c);
  przepustowosc[a][b]+=c;
  krawedzie[a].push_back(b);
  krawedzie[b].push_back(a);
}

int bfs(int s, int t, int n)
{
  for(int i=0; i<n; ++i)
    odleglosc[i]=-1;
  odleglosc[s]=0;
  int beg=0, end=0;
  q[end++]=s;
  while(beg<end)
  {
    int v=q[beg++];
    for(vector<int>::iterator it=krawedzie[v].begin(); it!=krawedzie[v].end(); ++it)
      if(przepustowosc[v][*it]>0 && odleglosc[*it]==-1)
      {
        odleglosc[*it]=odleglosc[v]+1;
        q[end++]=*it;
      }
  }	
  return odleglosc[t]!=-1;
}

int dfs(int x, int t, int minimum)
{
  int res=0;
  if(x==t || minimum==0)
    return minimum;
  for(vector<int>::iterator &it=poczatek[x]; it!=krawedzie[x].end(); ++it)
  {
    if(odleglosc[x]+1==odleglosc[*it] && przepustowosc[x][*it]>0)
    {
      int y=dfs(*it,t,min(minimum,przepustowosc[x][*it]));
      przepustowosc[x][*it]-=y; 
      przepustowosc[*it][x]+=y;
      minimum-=y;
      res+=y;
      if(minimum==0)
        break;
    }
  }
  return res;
}

int Maxflow(int s, int t, int n)
{
  int res=0;
  while(bfs(s, t, n))
  {
    for(int i=0; i<n; ++i)
      poczatek[i]=krawedzie[i].begin();
    res+=dfs(s, t, INF);
  }
  return res;
}

int n, m, sum;
PII T[105];
vector<PII> ev[1000005];
bool B[105];
vector<PII> toadd;

int main()
{
  //ios_base::sync_with_stdio(0);
  scanf("%d%d", &n, &m);
  RE(i, n)
  {
    int a, b, c;
    scanf("%d%d%d", &a, &b, &c);
    a++;
    b++;
    T[i]=MP(a, b);
    AddEdge(0, i, c);
    ev[a].PB(MP(1, i));
    ev[b].PB(MP(0, i));
    sum+=c;
  }
  int t=n+1, st=0, open=0;
  RE(i, 1000004)
  {
    if(ev[i].empty())
      continue;
    if(open>0)
    {
      int len=i-st;
      RE(j, n)
        if(B[j])
          AddEdge(j, t, len);
      toadd.PB(MP(t, len*m));
      t++;
    }
    REP(j, siz(ev[i]))
    {
      B[ev[i][j].S]=ev[i][j].F;
      if(ev[i][j].F)
        open++;
      else
        open--;
    }
    st=i;
  }
  REP(i, siz(toadd))
    AddEdge(toadd[i].F, t, toadd[i].S);
  int lol=Maxflow(0, t, t+1);
  //debug("%d\n", lol);
  if(lol==sum)
    printf("TAK\n");
  else
    printf("NIE\n");
  return 0;
}