import sys
input = sys.stdin.readline

N = int(input())
def check(x1, x2, y1, y2):
    return x1 == x2 and y1 == y2

def kadomatsu(a, b, c):
    if a == b or b == c or c == a:
        return False
    if a < b < c or a > b > c:
        return False
    return True

for _ in range(N):
    x1, x2, x3, y1, y2, y3 = map(int, input().split())
    if check(x1, x2, y1, y2) or check(x1, x3, y1, y3) or check(x3, x2, y3, y2):
        print("NO")
        continue
    if kadomatsu(x1, x2, x3) or kadomatsu(y1, y2, y3):
        print("YES")
        continue
    if x1 == x3:
        print("YES")
        continue
    if x1 == x2:
        x1, x3 = x3, x1
        y1, y3 = y3, y1
    if x2 == x3:
        if x1 < x2:
            if y2 > y3:
                print("YES")
            else:
                print("NO")
        else:
            if y2 < y3:
                print("YES")
            else:
                print("NO")
    else:
        if x1 > x2 > x3:
            x1, x3 = x3, x1
            y1, y3 = y3, y1    
        if y2 == y3:
            if y1 <= y2:
                print("NO")
            else:
                print("YES")
        else:
            if y1 <= y2 <= y3:
                print("NO")
            else:
                if (y3 - y2) * x1 + (x2 - x3) * y1 > x2 * (y3 - y2) + (x2 - x3) * y2:
                    print("YES")
                else:
                    print("NO")