Premise: A country crowd at a festival.

Hypothesis: A crowd at a festival awaits a band to take the stage.
it is not possible to tell

Premise: A group of people river rafting.

Hypothesis: A group of people are on a river.
yes

Premise: Three pairs of women's underwear are hanging on a wire under an awning.

Hypothesis: Three pairs of underwear have been washed.
it is not possible to tell

Premise: A man wearing suspenders and sunglasses leaps up in the air with his arms and legs spread out to the side.

Hypothesis: A man jumps into the air.
yes