t=int(input())

for _ in range(t):
  a,b,c,d,x,y,z,w=map(int,input().split())
  if [a,b,c,d]==[x,y,z,w]:
    print('Yes')
    continue
  if (c-a)**2+(d-b)**2<=(z-x)**2+(w-y)**2:
    print('No')
    continue
  if (c-a)*(z-x)==0:
    if c-a!=0 or z-x!=0:
      print('No')
      continue
    if (d-b)*(w-y)<0:
      print('No')
    else:
      print('Yes')
    continue
  if (c-a)*(z-x)<0:
    print('No')
    continue
  if (c-a)*(w-y)==(d-b)*(z-x):
    print('Yes')
  else:
    print('No')