Question:
Premise: A BMX biker in the air on his bike over stairs near a building.

Hypothesis: A biker is screaming as he jumps a high ramp.
Is the hypothesis true?

Answer:
it is not possible to tell

Question:
Premise: Two girls with duck floating are jumping into dark water.

Hypothesis: Two girls jump into water with a duck swimming in it.
Is the hypothesis true?

Answer:
yes

Question:
Premise: A dog jumping into the water.

Hypothesis: A dog is getting wet.
Is the hypothesis true?

Answer:
yes