Premise & hypothesis.
Two men playing a guitar game on a tv.

The two men are professional Rock Band players, getting ready for a national Rock Band competition.
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
Some people are standing around watching a baby taking a bath.

Some people are watching a baby get his first bath.
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
A skier navigates his path downhill.

The skier is taking a break.
++++++++++
true or not.
no