import           Control.Monad (replicateM)
import           Data.List     (nub)

data State = Short | Long | Mix | None
  deriving (Eq, Show)

f x y x1 y1
  | x < x1 = if y <= y1
             then Short
             else Mix
  | x == x1 = if y < y1
              then Short
              else if y == y1
                   then None
                   else Long
  | otherwise = if y < y1
                then Mix
                else Long
main = do
  n <- readLn
  replicateM n $ do
    [x2, x1, x3, y2, y1, y3] <- fmap (map read . words) getLine
    let s1 = f x2 y2 x1 y1
        s2 = f x3 y3 x1 y1
        can' = case (s1, s2) of
                 (Mix, _) -> True
                 (_, Mix) -> True
                 _        -> s1 == s2
        can = (maximum [ x1, x2, x3 ] == x1 || minimum [ x1, x2, x3 ] == x1) && length (nub [ x1, x2, x3 ]) == length [ x1, x2, x3 ] ||
              (maximum [ y1, y2, y3 ] == y1 || minimum [ y1, y2, y3 ] == y1) && length (nub [ y1, y2, y3 ]) == length [ y1, y2, y3 ] ||
              (x2 - x1) * (y3 - y1) /= (x3 - x1) * (y2 - y1) && can'
    putStrLn $ if can then "YES" else "NO"