Premise & hypothesis.
A man is waterskiing on one ski and jumping out of the water.

A waterskier scores a perfect 10 with this jumping maneuver.
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
Three ladies near a table scattered with books, busy writing notes from their reference books.

Three ladies are in a pool.
++++++++++
true or not.
no

Premise & hypothesis.
A woman with a red helmet on is jumping.

The woman is jumping off a platform to try bungee jumping for the first time.
++++++++++
true or not.
it is not possible to tell