Premise & hypothesis.
An older man is walking his dog on the beach.

A man watching his dog swim in a lake.
++++++++++
true or not.
no

Premise & hypothesis.
A girl flies through the air as a man stands with his arms outstretched.

The girl's feet are not on the ground.
++++++++++
true or not.
yes

Premise & hypothesis.
A young skier enjoys the slopes with the chair-lift in the background.

A snowboarder is taking a chair-lift ride.
++++++++++
true or not.
no