Premise & hypothesis.
A boy in a yellow shirt is looking at a bird on a wooden boardwalk

A boy is in the bathtub.
++++++++++
true or not.
no

Premise & hypothesis.
A boy wearing green shorts is about to serve a volleyball.

A boy is playing volleyball.
++++++++++
true or not.
yes

Premise & hypothesis.
a man riding on a bike with a pile of things in a large wooden crate behind him.

The man is on the bike
++++++++++
true or not.
yes