Premise & hypothesis.
The boy wearing the red jacket and helmet is winking

The boy in the red jacket and helmet is riding his bike.
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
A man walking in front of a department store.

A woman walking in front of a department store.
++++++++++
true or not.
no

Premise & hypothesis.
A girl wearing a blue short and yellow shirt uniform throws a yellow softball while a girl in a black and red short uniform and red helmet runs.

Girls are playing a softball game.
++++++++++
true or not.
yes