Premise & hypothesis.
A lady is on a mechanical racing device in a workout gym.

The woman is at the gym to lose weight.
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
A person in a red shirt is riding a bicycle along a dirt trail.

A person in a shirt is riding a bicycle along a dirt trail.
++++++++++
true or not.
yes

Premise & hypothesis.
A young man in a black shirt and jeans and carrying a case for a musical instrument is crossing a street.

An old woman stands on the sidewalk and whistles.
++++++++++
true or not.
no