Premise & hypothesis.
A man mixing cement in a red wheelbarrow in a driveway.

a man is mixing cement to fix something he broke
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
A little girl with a pink headband is blowing a bubble through her fingers.

A little girl is blowing bubbles.
++++++++++
true or not.
yes

Premise & hypothesis.
A professor is teaching a large group of students.

A science teacher does an experiment in class.
++++++++++
true or not.
it is not possible to tell