Premise: A man peering through his binoculars looking at something over the horizon.

Hypothesis: A man is on the ground while riding a skateboard downtown on Friday.
no

Premise: A man in a bright yellow jacket and helmet sits astride a motorcycle chatting with a man in a blue sweatshirt.

Hypothesis: A man is sitting on a motorcycle.
it is not possible to tell

Premise: A man paints a portrait based on a photo clipped to his easel.

Hypothesis: The man is taking pictures.
no

Premise: Man in a red shirt and olive colored cargo shorts trying to rock climb.

Hypothesis: Falling rocks crush rock climbers.
no