Premise & hypothesis.
Six people are riding in raft on white water whilst the seventh person has been flung out of the boat into the air.

A person screams as he falls out of the boat.
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
Several women and men are lifting their arms straight up above their heads.

People are doing Tai Chi
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
A line of people carrying luggage on the side of the road.

Vacationers enjoy a day at the beach.
++++++++++
true or not.
no