Premise & hypothesis.
A man in a blue jacket saws through a piece of pipe.

a man is installing water pipes
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
Two boys flip in the air.

The boys are on a field.
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
A family eating around a tiny table.

a family watches a television at night
++++++++++
true or not.
no