Premise & hypothesis.
Man wearing a green sweatshirt and jeans falls off a ladder as three men watch.

A man is jumping off the roof of a skyscraper alone.
++++++++++
true or not.
no

Premise & hypothesis.
A man wearing a blue shirt and blue jeans teaching in a school made of wood.

A teacher works with some students.
++++++++++
true or not.
yes

Premise & hypothesis.
A female child walks down a sidewalk while a male child watches.

A girl walks down the sidewalk while her brother watches.
++++++++++
true or not.
it is not possible to tell