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#include <bits/stdc++.h>

typedef long long int ll;

using namespace std;

struct Fraction
{
    ll num, den;
    
    Fraction()
    {
    }
    
    Fraction(ll _num, ll _den)
    {
        num = _num;
        den = _den;
    }
    
    friend ostream& operator <<(ostream& s, const Fraction& fraction)
    {
        return s << fraction.num << "/" << fraction.den;
    }
    
    bool const operator <(const Fraction& other) const
    {
        ll denLcm = lcm(den, other.den);
        ll newNum = num * (denLcm / den);
        ll newOtherNum = other.num * (denLcm / other.den);
        
        return newNum < newOtherNum;
    }
    
    bool const operator >(const Fraction& other) const
    {
        ll denLcm = lcm(den, other.den);
        ll newNum = num * (denLcm / den);
        ll newOtherNum = other.num * (denLcm / other.den);
        
        return newNum > newOtherNum;
    }
    
    bool const operator >=(const Fraction& other) const
    {
        return *this > other || *this == other;
    }
    
    bool const operator ==(const Fraction& other) const
    {
        ll denLcm = lcm(den, other.den);
        ll newNum = num * (denLcm / den);
        ll newOtherNum = other.num * (denLcm / other.den);
        
        return newNum == newOtherNum;
    }
    
    bool const operator !=(const Fraction& other) const
    {
        return !(*this == other); 
    }
    
    Fraction& operator +=(const Fraction& other)
    {
        ll denLcm = lcm(den, other.den);
        ll newNum = num * (denLcm / den);
        ll newOtherNum = other.num * (denLcm / other.den);
        
        num = newNum + newOtherNum;
        den = denLcm;
        
        ll resGcd = gcd(num, den);
        num /= resGcd;
        den /= resGcd;
        
        return *this;
    }
    
    Fraction& operator -=(const Fraction& other)
    {
        ll denLcm = lcm(den, other.den);
        ll newNum = num * (denLcm / den);
        ll newOtherNum = other.num * (denLcm / other.den);
        
        num = newNum - newOtherNum;
        den = denLcm;
        
        ll resGcd = gcd(num, den);
        num /= resGcd;
        den /= resGcd;
        
        return *this;
    }
    
    friend Fraction operator -(Fraction first, const Fraction& second)
    {
        ll denLcm = lcm(first.den, second.den);
        ll newFirstNum = first.num * (denLcm / first.den);
        ll newSecondNum = second.num * (denLcm / second.den);
        
        Fraction res(newFirstNum - newSecondNum, denLcm);
        ll resGcd = gcd(res.num, res.den);
        res.num /= resGcd;
        res.den /= resGcd;
        
        return res;
    }
    
    friend Fraction operator +(Fraction first, const Fraction& second)
    {
        ll denLcm = lcm(first.den, second.den);
        ll newFirstNum = first.num * (denLcm / first.den);
        ll newSecondNum = second.num * (denLcm / second.den);
        
        Fraction res(newFirstNum + newSecondNum, denLcm);
        ll resGcd = gcd(res.num, res.den);
        res.num /= resGcd;
        res.den /= resGcd;
        
        return res;
    }
    
    friend Fraction operator *(Fraction first, const Fraction& second)
    {
        Fraction res(first.num, first.den);
        
        ll div = gcd(first.num, first.den);
        res.num /= div;
        res.den /= div;
        
        div = gcd(res.num, second.den);
        res.num /= div;
        res.den *= (second.den / div);
        
        div = gcd(res.den, second.num);
        res.num *= (second.num / div);
        res.den /= div;
        
        div = gcd(res.num, res.den);
        res.num /= div;
        res.den /= div;
        
        return res;
    }
    
    friend Fraction operator /(Fraction first, const Fraction& second)
    {
        Fraction secondInverted(second.den, second.num);
        
        return first * secondInverted;
    }
    
    bool isNegative()
    {
        if (num == 0)
            return false;
        
        if (num < 0)
            return den > 0;
        else if (num > 0)
            return den < 0;
    }
    
    bool isDenZero()
    {
        return den == 0;
    }
    
    void reduce()
    {
        ll div = gcd(num, den);
        num /= div;
        den /= div;
    }
};

int main()
{
    ios_base::sync_with_stdio(false);
    
    int t;
    cin >> t;
    
    while (t--)
    {
        int n;
        cin >> n;
        
        int minAvailableTemperature = numeric_limits<int>::max(),
            maxAvailableTemperature = numeric_limits<int>::min(),
            minExpectedTemperature = numeric_limits<int>::max(),
            maxExpectedTemperature = numeric_limits<int>::min();
        
        // temperature, amount
        // shall we go for fractions? maybe doubles are better?
        // fractions seem more accurate, but not quite sure if we won't encounter overflows...
        map<Fraction, Fraction> expected, curr;
        for (int i = 0; i < n; ++i)
        {
            int amount, currTemperature, expectedTemperature;
            cin >> amount >> currTemperature >> expectedTemperature;
            
            minAvailableTemperature = min(minAvailableTemperature, currTemperature);
            maxAvailableTemperature = max(maxAvailableTemperature, currTemperature);
            minExpectedTemperature = min(minExpectedTemperature, expectedTemperature);
            maxExpectedTemperature = max(maxExpectedTemperature, expectedTemperature);
            
            auto ret = expected.insert(make_pair(Fraction((ll) expectedTemperature, 1LL), Fraction((ll) amount, 1LL)));
            if (!ret.second)
                ret.first->second += Fraction((ll) amount, 1LL);
            
            ret = curr.insert(make_pair(Fraction((ll) currTemperature, 1LL), Fraction((ll) amount, 1LL)));
            if (!ret.second)
                ret.first->second += Fraction((ll) amount, 1LL);
        }
        
        if (minAvailableTemperature > minExpectedTemperature || maxAvailableTemperature < maxExpectedTemperature)
        {
            cout << "NIE\n";
            continue;
        }
        
        bool ok = true;
        for (auto& exp : expected)
        {            
            pair<Fraction, Fraction> now = *curr.begin();
            curr.erase(curr.begin());
            
            // lowest available temperature is beyond the expected value; we can't lower it.
            if (now.first > exp.first)
            {
                ok = false;
                break;
            }
            
            if (now.first == exp.first) // temperature is as expected.
            {
                if (now.second == exp.second)
                    continue;
                else if (now.second > exp.second)
                {
                    // pour the excess into a new mug.
                    curr.insert(make_pair(now.first, now.second - exp.second));
                    continue;
                }
                else // temperature is right, but we don't have enough tea. mixing would lead to a higher temperature, hence impossible.
                {
                    ok = false;
                    break;
                }
            }
            
            while (now.first != exp.first || now.second < exp.second)
            {            
                if (curr.size() > 0)
                {
                    auto next = *curr.begin();
                    
                    // amount that we take from next mug; we mix it with our current mixture to get expected temperature.
                    auto amountFromNext = (now.second * (exp.first - now.first)) / (next.first - exp.first);
                    
                    if (amountFromNext.isNegative() || amountFromNext.isDenZero() || amountFromNext > next.second)
                    {                        
                        // take all from next mug
                        
                        // weighted average
                        now.first = (now.first * now.second + next.first * next.second) / (now.second + next.second);
                        now.second += next.second;
                        now.first.reduce();
                        
                        curr.erase(curr.begin());
                    }
                    else // we can reach expected temperature by mixing with some amount from next mug
                    {                        
                        now.first = (now.first * now.second + next.first * amountFromNext) / (now.second + amountFromNext);
                        now.second += amountFromNext;
                        now.first.reduce();
                        
//                        assert(now.first == exp.first);
                        
                        // remove tea from next mug
                        auto it = curr.begin();
                        it->second -= amountFromNext;
                        
                        // temperature is as expected, what about amount of tea?
                        if (now.second < exp.second)
                        {
                            ok = false;
                            break;
                        }
                        else if (now.second > exp.second)
                        {
                            // remove the excess, and pour into a new mug.
                            curr.insert(make_pair(exp.first, now.second - exp.second));
                        }
                        
//                        assert(now.first == exp.first && now.second >= exp.second);
                    }
                }
                else
                {
                    ok = false;
                    break;
                }
            }
            
            if (!ok)
                break;
        }
        
        if (!ok)
            cout << "NIE\n";
        else
            cout << "TAK\n";
    }

    return 0;
}