Premise & hypothesis.
A girl hanging out with her friends on the sidewalk cracks a smile.

A shy girl smiling
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
A little boy slides down a bright red corkscrew slide.

A boy plays video games.
++++++++++
true or not.
no

Premise & hypothesis.
Two men, one in a black coat, have a conversation in front of a building.

Two men talk about the birds and the bees.
++++++++++
true or not.
it is not possible to tell