Premise & hypothesis.
A woman with a red jacket is riding a bike.

A woman riding a bicycle without a helmet.
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
An Asian man practices martial arts in a karate outfit, as one hand raises above his head, and another out stretches to the side.

A man practices martial arts.
++++++++++
true or not.
yes

Premise & hypothesis.
Two women with blond-hair look at their cellphones while standing next to a bicycle.

Two women have the same hair color.
++++++++++
true or not.
yes