Premise & hypothesis.
A girl in a purple swimsuit is sitting by the pool, while a girl in red goggles is in the pool.

The girl in the purple swimsuit is the older sister of the girl in red goggles.
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
A child hugging a person in a large bee costume.

The child is sleeping on a couch.
++++++++++
true or not.
no

Premise & hypothesis.
Two muzzled greyhounds are running on a track.

Two greyhounds are running on a track in the woods.
++++++++++
true or not.
it is not possible to tell