Premise & hypothesis.
A smiling woman and several other people wear blue aprons and prepare food.

A woman and others make food for a party.
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
Period re-inactors sit on grass bales and talk while others in more modern attire sit and walk in the background.

a group of people dressed in old clothes talk near a modernly dressed group
++++++++++
true or not.
yes

Premise & hypothesis.
a brown and white dog has is mouth open ready to catch a green ball.

the bvoy was dressed as a cowboy
++++++++++
true or not.
yes