Premise & hypothesis.
Street Performer dressed in shiny clothing uses a cellphone on the bus.

Street Performer is calling to order a pizza.
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
Junior High football players line up for the next play.

a star football team performs a play
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
A man in a blue shirt is riding a bike.

The man is racing down the mountain.
++++++++++
true or not.
it is not possible to tell