Premise & hypothesis.
Two young girls are sitting in the living room playing video games and drinking canned soft drinks.

sisters play video games
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
A boy back flipping into a lake in midair.

A boy is doing a back flip.
++++++++++
true or not.
yes

Premise & hypothesis.
A young asian woman with a lab coat is being videotaped.

Someone is being videotaped.
++++++++++
true or not.
yes