Premise & hypothesis.
Mountain bike riders on a dirt trail.

The riders are on vacation.
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
Two men are working together to hammer a small sign under a gold frog statue that is on the tree.

A group of women enters a bar.
++++++++++
true or not.
no

Premise & hypothesis.
A man parasurfs in the ocean

A man is parasurfing in the Atlantic Ocean.
++++++++++
true or not.
it is not possible to tell