Premise: A rock climber practices on a rock climbing wall.

Hypothesis: A rock climber is jumping off a mountain.
no

Premise: A cameraman recording yet another man while he makes a speech.

Hypothesis: A man is protesting and making a speech.
it is not possible to tell

Premise: Workers erect a pavilion for an event in the park.

Hypothesis: Workers build a stage for the outdoor concert.
no

Premise: Woman opening her purse in a Canadian bakery.

Hypothesis: A man is robbing an American bakery.
no