Premise & hypothesis.
A little boy squats while playing with a yellow plastic shovel.

The little boy is sleeping with his yellow shovel in his hand.
++++++++++
true or not.
no

Premise & hypothesis.
A man is sliding down a huge sand dune on a sunny day.

A man is sliding down a huge sand dune in the Sahara.
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
Airplane workers are working on the tail section of a plane.

The airplane workers are replacing the plane's tires.
++++++++++
true or not.
no