Premise & hypothesis.
A high jumper in a mostly-empty arena begins to lift herself over the bar using her pole.

The high jumper is tall.
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
A young couple stands together outside a statue.

A young couple are standing outside an ox statue.
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
A man riding a small boat in a harbor, with fog and mountains in the background.

There is a man skating.
++++++++++
true or not.
no