Premise: a kid wearing snowshoes and laying on his back on snow

Hypothesis: A child has lost his balance while on snowshoes.
it is not possible to tell

Premise: A race car driver is holding a trophy.

Hypothesis: The driver has just won a trophy.
yes

Premise: Water Boarder in mid jump wearing blue helmet and black top.

Hypothesis: A human jumping
yes

Premise: People watch as a bunch of boys stand around and perhaps hold still a large pole.

Hypothesis: The boys are holding something while people watch.
yes