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#ifndef LOCAL
#pragma GCC optimize ("O3")
#endif

#include <bits/stdc++.h>

using namespace std;

#define sim template < class c
#define ris return * this
#define dor > debug & operator <<
#define eni(x) sim > typename \
enable_if<sizeof dud<c>(0) x 1, debug&>::type operator<<(c i) {
sim > struct rge { c b, e; };
sim > rge<c> range(c i, c j) { return {i, j}; }
sim > auto dud(c* x) -> decltype(cerr << *x, 0);
sim > char dud(...);
struct debug {
#ifdef LOCAL
~debug() { cerr << endl; }
eni(!=) cerr << boolalpha << i; ris; }
eni(==) ris << range(begin(i), end(i)); }
sim, class b dor(pair < b, c > d) {
  ris << "(" << d.first << ", " << d.second << ")";
}
sim dor(rge<c> d) {
  *this << "[";
  for (c it = d.b; it != d.e; ++it)
    *this << ", " + 2 * (it == d.b) << *it;
  ris << "]";
}
#else
sim dor(const c&) { ris; }
#endif
};
#define imie(x...) " [" #x ": " << (x) << "] "

#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
template <typename A, typename B>
using unordered_map2 = __gnu_pbds::gp_hash_table<A, B>;
using namespace __gnu_pbds;
template <typename T> using ordered_set =
  __gnu_pbds::tree<T, __gnu_pbds::null_type, less<T>, __gnu_pbds::rb_tree_tag,
                   __gnu_pbds::tree_order_statistics_node_update>;
// ordered_set<int> s; s.insert(1); s.insert(2);
// s.order_of_key(1);    // Out: 0.
// *s.find_by_order(1);  // Out: 2.

using ld = long double;
using ll = long long;

constexpr int mod = 1000 * 1000 * 1000 + 7;
constexpr int odw2 = (mod + 1) / 2;

void OdejmijOd(int& a, int b) { a -= b; if (a < 0) a += mod; }
int Odejmij(int a, int b) { OdejmijOd(a, b); return a; }
void DodajDo(int& a, int b) { a += b; if (a >= mod) a -= mod; }
int Dodaj(int a, int b) { DodajDo(a, b); return a; }
int Mnoz(int a, int b) { return (ll) a * b % mod; }
void MnozDo(int& a, int b) { a = Mnoz(a, b); }
int Pot(int a, ll b) { int res = 1; while (b) { if (b % 2 == 1) MnozDo(res, a); a = Mnoz(a, a); b /= 2; } return res; }
int Odw(int a) { return Pot(a, mod - 2); }
void PodzielDo(int& a, int b) { MnozDo(a, Odw(b)); }
int Podziel(int a, int b) { return Mnoz(a, Odw(b)); }
int Moduluj(ll x) { x %= mod; if (x < 0) x += mod; return x; }

template <typename T> T Maxi(T& a, T b) { return a = max(a, b); }
template <typename T> T Mini(T& a, T b) { return a = min(a, b); }

template <ll A, ll B>
class Int {
 public:
  static_assert(A <= B);

  explicit Int(ll value) : v_(value) {
    #ifdef LOCAL
    assert(A <= v_ and v_ <= B);
    #endif
  }

  ll Get() const { return v_; }

 private:
  ll v_;
};

template <ll A, ll B, ll C, ll D>
auto operator+(const Int<A, B> ab, const Int<C, D> cd) {
  return Int<A + C, B + D>(ab.Get() + cd.Get());
}

template <ll A, ll B, ll C, ll D>
auto operator-(const Int<A, B> ab, const Int<C, D> cd) {
  return Int<A - D, B - C>(ab.Get() - cd.Get());
}

template <ll A, ll B, ll C, ll D>
auto operator*(const Int<A, B> ab, const Int<C, D> cd) {
  return Int<min(min(A * C, A * D), min(B * C, B * D)),
             max(max(A * C, A * D), max(B * C, B * D))>(ab.Get() * cd.Get());
}

struct Herbatka {
  ll sumka;
  ll rozmiarek;

  Herbatka& operator+=(const Herbatka& h) {
    sumka += h.sumka;
    rozmiarek += h.rozmiarek;
    return *this;
  }
};

bool HerbatkaCmp(const Herbatka& ha, const Herbatka& hb) {
  // return ha.sumka / ha.rozmiarek > hb.sumka / hb.rozmiarek;
  return ha.sumka * hb.rozmiarek > hb.sumka * ha.rozmiarek;
}

bool przyp() {
  int n;
  cin >> n;
  vector<Herbatka> mam, chce;
  mam.resize(n);
  chce.resize(n);
  ll delta = 0;
  for (int i = 0; i < n; i++) {
    ll l, a, b;
    cin >> l >> a >> b;
    mam[i].rozmiarek = l;
    mam[i].sumka = l * a;
    chce[i].rozmiarek = l;
    chce[i].sumka = l * b;
    delta += mam[i].sumka - chce[i].sumka;
  }

  if (delta != 0) {
    return false;
  }

  sort(mam.begin(), mam.end(), HerbatkaCmp);
  sort(chce.begin(), chce.end(), HerbatkaCmp);
  for (int i = 1; i < n; i++) {
    mam[i] += mam[i - 1];
    chce[i] += chce[i - 1];
  }

  mam.insert(mam.begin(), Herbatka{0ll, 0ll});
  assert(mam.back().rozmiarek == chce.back().rozmiarek);

  int pos_mam = 0;
  for (const Herbatka& chce_herbatka : chce) {
    while (mam[pos_mam].rozmiarek < chce_herbatka.rozmiarek) {
      pos_mam++;
      assert(pos_mam < (int) mam.size());
    }
    assert(pos_mam > 0);
    const Herbatka& left = mam[pos_mam - 1];
    const Herbatka& right = mam[pos_mam];
    const Herbatka& point = chce_herbatka;
    const ll a = left.rozmiarek;
    const ll b = right.rozmiarek;
    const ll c = point.rozmiarek;
    assert(a < c and c <= b);
    constexpr ll d6 = 1000ll * 1000ll;
    constexpr ll d12 = d6 * d6;
    const Int<0, d6> cma(c - a);
    const Int<0, d6> bma(b - a);
    const Int<0, d12> ha(left.sumka);
    const Int<0, d12> hb(right.sumka);
    const Int<0, d12> hc(point.sumka);
    if ((cma * (hb - ha) + (ha - hc) * bma).Get() < 0) {
      return false;
    }
  }

  return true;
}

int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  int t;
  cin >> t;
  while (t--) {
    if (przyp()) {
      cout << "TAK\n";
    } else {
      cout << "NIE\n";
    }
  }
  return 0;
}