Premise & hypothesis.
A man in a baseball tee-shirt is sweeping what appears to be an empty pond in a festive looking backyard.

A man is outside near a pond.
++++++++++
true or not.
yes

Premise & hypothesis.
A brown dog has a purple disc.

the dog is outside
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
A man and a woman walk through the street during a parade.

A couple walk home
++++++++++
true or not.
it is not possible to tell