QUESTION: Premise: "A surfer in black gets hit with spray while riding a wave."
Hypothesis: "A surfer enjoys a beach party after a day of surfing."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: The surfer cannot be riding a wave and enjoying a beach party at the same time.
The answer is no.


QUESTION: Given the sentence "A man with short hair and a child are sitting as the child opens a present." is it true that "The father looks on as his daughter opens her birthday present."?

Let's solve it slowly: Just because man with short hair and a child are sitting as the child opens a present doesn't mean it is the father.
The answer is it is not possible to tell.


QUESTION: Premise: "Workmen and excavation machines hard at work at a building site."
Hypothesis: "Workmen and excavation machines are doing some tough work on a building site."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly:
Doing some tough work is the same as being hard at work.
The answer is yes.