Premise & hypothesis.
A man in yellow and a man in green boating down a river on an overcast day.

The men are smiling.
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
A child in pajamas playing with a ball.

A kid is eating cotton candy.
++++++++++
true or not.
no

Premise & hypothesis.
Five boats out by the marina area.

Two of the boats in the marina area are yachts.
++++++++++
true or not.
it is not possible to tell