QUESTION: Premise: "A boy doing a skateboarding trick on a city sidewalk."
Based on this premise, can we conclude that the hypothesis "A boy is trying to grind on a rail." is true?
Options:
- yes
- it is not possible to tell
- no

SOLUTION: Let's solve this gradually. The boy could be doing other tricks besides trying to grind.
Answer is it is not possible to tell.


QUESTION: Given the sentence "A man wearing a white cap is taking a photo." is it true that "A man takes a photo for a friend."?

SOLUTION: Let's solve this gradually. Man taking a photo does not imply he is taking photo for his friend.
Answer is it is not possible to tell.


QUESTION: Premise: "City workers doing repairs."
Hypothesis: "The workers are not working today."
Do we know that the hypothesis entailed by the premise?

SOLUTION: Let's solve this gradually. The city workers have to be working if they are doing repairs.
Answer is no.


QUESTION: Premise: "The young boy pedals quickly at a bmx race."
Hypothesis: "There are no chains on the bike."
Do we know that the hypothesis entailed by the premise?

SOLUTION:
Let's solve this gradually. The boy is already peadling quickly so the bike definitely has chains.
Answer is no.