Premise & hypothesis.
A group of children showing their diplomas.

A group of children are graduating.
++++++++++
true or not.
yes

Premise & hypothesis.
A person upside down on a water board.

A person is swimming underwater.
++++++++++
true or not.
no

Premise & hypothesis.
a fireman in uniform with a mustache and goatee by his firetruck.

A fireman is next to his firetruck.
++++++++++
true or not.
yes