Premise & hypothesis.
A group of people looks from below at several balconies, also occupied by people, which are present on the sides of a group of three apartment buildings.

The people are looking upward.
++++++++++
true or not.
yes

Premise & hypothesis.
A motorcyclist wearing full protective gear on a green bike is about to descend a dirt mound.

A motorcyclist without a helmet races down the highway.
++++++++++
true or not.
no

Premise & hypothesis.
Two people getting ready to ski down a hill.

A group of kids is sitting at the bottom of a ski hill
++++++++++
true or not.
no