Premise & hypothesis.
A native girl showing a slingshot to the camera.

She is posing for the camera.
++++++++++
true or not.
yes

Premise & hypothesis.
Three people are walking on rocks towards a lake.

The campers are going swimming soon.
++++++++++
true or not.
it is not possible to tell

Premise & hypothesis.
A football player runs with a football across a field with team members and opponents in background.

The football player with the football is shorter than his teammates.
++++++++++
true or not.
it is not possible to tell