Premise & hypothesis.
Male standing at a podium speaking.

A male is performing a speech at a graduation.
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
Two people on a white beach, one has a very long stick.

The two people are riding bikes.
++++++++++
true or not.
no

Premise & hypothesis.
A green-shirted man with a butcher apron uses a knife to carve out the hanging carcass of a cow.

A butcher carves up a hanging cow carcass and wraps the meat for freezing.
++++++++++
true or not.
it is not possible to tell