Premise & hypothesis.
There is an African American man sitting down smoking a cigarette, while grinding grain in a piece of machinery.

The man knows smoking is bad for his health.
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
A dog is running through high grass with a woman wearing red in the background.

A dog is playing in the grass with the owner
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
A man wearing a gray pullover sweater playing the violin.

A man is playing a saxophone.
++++++++++
true or not.
no