Premise & hypothesis.
A young man in a black shirt stacks chairs.

A man is cleaning up after a concert.
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
A rock band plays on a Zune stage while many people watch.

A rock band playing on stage.
++++++++++
true or not.
yes

Premise & hypothesis.
A group of teenagers playing jump rope on a grassy turf.

The group of teenagers are outside.
++++++++++
true or not.
yes