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#include <vector>
#include <iostream>
#include <algorithm>
using namespace std;
using ll	= long long;
using ull	= unsigned long long;
using ld	= long double;
using pii	= pair<int,int>;
using pll	= pair<ll,ll>;
using vi	= vector<int>;
using vb	= vector<bool>;
using vc	= vector<char>;
using vvc	= vector<vc>;
using vvi	= vector<vi>;
using vvb	= vector<vb>;
using vpii	= vector<pii>;
using vpll	= vector<pll>;
using vll	= vector<ll>;
using vvll	= vector<vll>;
using vull	= vector<ull>;
#define f first
#define s second
#define pb emplace_back
#define sz size()
#define graph vector<vertex>
#define rep(i, begin, end) for(__typeof(end) i = (begin); i <= (end); ++i)
#define repr(i, begin, end) for(__typeof(end) i = (begin); i >= (end); --i)
#define bend(X) X.begin(), X.end()
#define print cout<<
#ifdef LOCAL
#define nl << endl
#define deb(x) cout << #x << " = " << x << endl
#define say(x) cout << x << endl
#else
#define nl << '\n'
#define deb(x)
#define say(x)
#endif
template <ll mod>
struct nu {
	nu(ll val = 0) : v{val} { if(v>=mod || v <= -mod) v %= mod; if(v < 0) v += mod; };
	ll v;
	operator ll() {return v;};
	nu<mod> operator+(const nu<mod>& o) const {return {v+o.v};};
	nu<mod> operator-(const nu<mod>& o) const {return {v-o.v};};
	nu<mod> operator*(const nu<mod>& o) const {return {v*o.v};};
	nu<mod> operator+=(const nu<mod>& o) {v = nu<mod> {v+o.v}; return *this;};
	nu<mod> operator-=(const nu<mod>& o) {v = nu<mod> {v-o.v}; return *this;};
	nu<mod> operator*=(const nu<mod>& o) {v = nu<mod> {v*o.v}; return *this;};
	nu<mod> operator!() const { nu<mod> R = 1; rep(i, 2, (ll)v) R *= nu<mod>{i}; return R; }
	nu<mod> operator^(ll b) const {
		nu<mod> R{1}, a{v}; while(b > 0) { if(b&1) R *= a; a *= a, b /= 2; } return R;
	}
	nu<mod> operator/(const nu<mod>& o) const { return (*this)*(o^(mod-2)); }
	nu<mod> operator/=(const nu<mod>& o) { v = ll((*this)/o); return *this; }
};
constexpr int INF = 2000000000;
constexpr ll INFl = 2000000000ll;
constexpr ll INFll = 2000000000000000000ll;
constexpr ll mod = 1e9+7;
using num = nu<mod>;
template <typename T1, typename T2> ostream& operator<<(ostream& os, pair<T1,T2> x) {
	os << x.f << ' ' << x.s; return os;
}
template <typename T1, typename T2> istream& operator>>(istream& is, pair<T1,T2>& x) {
	is >> x.f >> x.s; return is;
}
template <typename T> ostream& operator<<(ostream& os, vector<T>& x) {
	for(T& i : x) os << i << ' '; return os;
}
template <typename T> istream& operator>>(istream& is, vector<T>& x) {
	for(T& i : x) is >> i; return is;
}
template <typename T1, typename T2>
pair<T1,T2> operator+(const pair<T1,T2>& A, const pair<T1,T2>& B) { return {A.f+B.f, A.s+B.s}; }
template <typename T1, typename T2>
pair<T1,T2> operator-(const pair<T1,T2>& A, const pair<T1,T2>& B) { return {A.f-B.f, A.s-B.s}; }
template <typename T1, typename T2>
pair<T1,T2> operator-(const pair<T1,T2>& A) { return {-A.f, -A.s}; }
template<typename T1, typename T2> bool maxe(T1& A, const T2& B) {if(B>A){A=B;return 1;}return 0;}
template<typename T1, typename T2> bool mine(T1& A, const T2& B) {if(B<A){A=B;return 1;}return 0;}

//
// END OF DEFINES
//
using pld = pair<ld,ld>; // temp, masa
#define temp first
#define mass second

int n;
vector<pld> T, D;

bool in() {
	cin >> n;
	T.clear();
	D.clear();
	T.resize(n);
	D.resize(n);
	rep(i, 0, n-1) {
		int a, b, c;
		cin >> a >> b >> c;
		T[i] = {b, a};
		D[i] = {c, a};
	}
	sort(bend(T));
	sort(bend(D));
	
	return true;
}

bool sprawdzEnergie() {
	ll a = 0, b = 0;
	rep(i, 0, n-1)
		a += T[i].f*T[i].s,
		b += D[i].f*D[i].s;
	return a == b;
}

pld polacz(pld a, pld b) {
	return {(a.f*a.s+b.f*b.s)/(a.s+b.s), a.s+b.s};
}

ld eps = 1e-9;
bool wieksze(ld a, ld b) {
	return a-eps > b;
}
bool mniejsze(ld a, ld b) {
	return a+eps < b;
}
bool rowne(ld a, ld b) {
	return -eps < a-b && a-b < eps;
}

ll solve() {
	if(!sprawdzEnergie())
		return -'n';

	while(T.sz > 1) {
		pld a = T.end()[-1];
		pld b = T.end()[-2];
		pld p = polacz(a, b);
		T.pop_back(); T.pop_back();
		pld d = D.back();

		//deb(a);
		//deb(b);
		//deb(d);

		// tak na prawde nie ma 'a'
		if(rowne(a.mass, 0.0)) {
			//say("popuje bo masa a = 0");
			T.pb(b);
			continue;
		}
		// temp wszystkich jest nizsza niz zadana
		if(mniejsze(a.temp, d.temp)) {
			//say("zwracam nie bo jest za goraco");
			return -'n';
		}
		// jestem zmuszony uzyc obu herbat aby otrzymac oczekiwana, bo w sumie sa za lekkie
		// lub
		// moge polaczyc herbaty i nadal beda cieplejsze
		// lub
		// maja ta sama temperature, wiec je po prostu lacze
		if(mniejsze(p.mass, d.mass) || !mniejsze(p.temp, d.temp) || rowne(a.temp, b.temp)) {
			//say("lacze");
			T.pb(p);
			continue;
		}
		// to jest to czego szukam!
		if(rowne(a.temp, d.temp)) {
			//say("to jest to czego szukam!");
			if(mniejsze(a.mass, d.mass)) { // ale jest za malo :(
				//say("ale jest za malo :(");
				return -'n';
			}
			a.mass -= d.mass;
			T.pb(b);
			T.pb(a);
			D.pop_back();
			continue;
		}
		// musze miksowac
		{
			//say("miksuje!");
			ld am = d.mass*(d.temp-b.temp)/(a.temp-b.temp);
			ld bm = d.mass-am;
			if(mniejsze(am, 0) || wieksze(am, a.mass) || mniejsze(bm, 0) || wieksze(bm, b.mass)) {
				return -'n';
				print "masy sie zjebaly" nl;
				deb(am);
				deb(a.mass);
				deb(bm);
				deb(b.mass);
				deb(a);
				deb(b);
				deb(d);
				return -'e';
			}
			a.mass -= am;
			b.mass -= bm;
			T.pb(b);
			T.pb(a);
			D.pop_back();
			continue;
		}
		say("cojaturobie");
		return -'e';
	}
	while(D.size() > 1) {
		if(rowne(D.end()[-1].temp, D.end()[-2].temp)) {
			D.end()[-2].mass += D.end()[-1].mass;
			D.pop_back();
		}
	}

	if(!T.empty() && rowne(T[0].mass, 0))
		T.clear();

	if(!T.empty() && !D.empty() && rowne(T[0].f, D[0].f) && rowne(T[0].s, D[0].s))  {
		T.clear();
		D.clear();
	}
	
	if(D.empty() && T.empty())
		return -'t';
	else
		return -'n';
	
	return -INF;
}



int main() {
	ios_base::sync_with_stdio(false);
	cin.tie(0);
	cout.tie(0);
	int noOfTests = 1;
	cin >> noOfTests;
	
	while(noOfTests --> 0) {
		if(!in()) {
			cout << "popsute_wejscie\n";
			continue;
		}
		ll result = solve();
		if(result == ll(-'t'))
			cout << "TAK\n";
		else if(result == ll(-'n'))
			cout << "NIE\n";
		else if(result == ll(-'e'))
			cout << "Popsute\n";
		else if(result != -INF)
			cout << result << '\n';
	}
	
	return 0;
}