#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
#include <queue>
#include <set>
#include <map>
using namespace std;

#define YES                \
    cout << "YES" << endl; \
    continue;
#define NO                \
    cout << "NO" << endl; \
    continue;

int N;

int main()
{
    cin >> N;
    for (int i = 0;i < N; i++)
    {
        int x1, x2, x3, y1, y2, y3;
        cin >> x1 >> x2 >> x3 >> y1 >> y2 >> y3;

        if (x1 < x2 && x2 > x3)
        {
            YES
        }

        if (x1 > x2 && x2 < x3)
        {
            YES
        }

        if (y1 < y2 && y2 > y3)
        {
            YES
        }

        if (y1 > y2 && y2 < y3)
        {
            YES
        }

        if (x1 > x3)
        {
            swap(y1, y3);
            swap(x1, x3);
        }

        if (y1 <= y2 && y2 <= y3)
        {
            NO
        }

        double timec = (1.0) * (x3 - x2) / (y2 - y3);

        if (x1 + y1 * timec < x2 + y2 * timec)
        {
            YES
        }

        timec = (1.0) * (x3 - x1) / (y1 - y3);
        
        if (x1 + y1 * timec > x2 + y2 * timec)
        {
            YES
        }

        NO
    }
}