Premise & hypothesis.
A man with a black helmet is sitting on a black motorcycle.

A man rides a motorcycle down the street.
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
The people on the street need to be wearing sunscreen.

It is sunny on the street.
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
A man playing his music for a crowd.

A park threw a block party for all to attend.
++++++++++
true or not.
no