Premise & hypothesis.
Two competitors, one with number thirteen on his headgear, are at battle in a large swimming pool.

Some people are swimming.
++++++++++
true or not.
yes

Premise & hypothesis.
A dog jumping in the water at a beack.

A dog is taking a bath.
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
A couple in green shirt and black jacket walking by a pedestrian walk.

The jacket is green
++++++++++
true or not.
no