Premise & hypothesis.
A man sits and reads on a brick planter, while a woman sits at the base of a spiral staircase.

Two people are reading books.
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
Two older men, dressed in suits, give a presentation.

Two men are talking.
++++++++++
true or not.
yes

Premise & hypothesis.
A young person in a gray t-shirt stands beside an older woman handing out a slice of watermelon.

A young person is standing beside an old woman.
++++++++++
true or not.
yes