QUESTION: Given the sentence "A man is doing tricks on a bike and is very high in the air." is it true that "A man rides an elephant."?

Let's solve it slowly: If one is riding an elephant they are not doing tricks on a bike.
The answer is no.

[QUESTION] Premise: "A right hand etching a figure into a block of wood with a metal tool while the left hand steadies the wood."
Based on this premise, can we conclude that the hypothesis "A man is doing woodworking." is true?
Options:
- yes
- it is not possible to tell
- no
Just because hands are shown performing a task does not imply that a man is completing the action.
The answer is it is not possible to tell.

Q: Test for natural language inference.
Premise: "A night scene depicting two seattle firemen dressed in their uniforms are standing next to a fire engine."
Hypothesis: "Two men are next to a fire engine."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: Two men next to a fire engine is a summation of the two Seattle firemen standing there as well.
The answer is yes.

QUESTION: Premise: "Two old people look on at a guy selling something for 1.20 euro."
Hypothesis: "Two old people are waiting to see if the sale happens because they want to buy the item."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: Two old people look on at a guy selling something for 1.20 euro. does not indicate that they are waiting to see if the sale happens because they want to buy the item.
The answer is it is not possible to tell.

[QUESTION] Premise: "The lady is taking pictures of statue."
Hypothesis: "The lady is in a sculpture park."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
There are statues located in places other than a sculpture park.
The answer is it is not possible to tell.

Q: Premise: "A woman with bright pink hair and a flower apron holds an electric mixer in a red bowl."
Hypothesis: "Mixing together her ingredients."
Do we know that the hypothesis entailed by the premise?
A:
A woman wants to make a large cake for her husband.
The answer is it is not possible to tell.