[QUESTION] If "A young man in a blue shirt with white shorts volleys a tennis ball." does that mean that "A young woman in a blue shirt with white shorts volleys a tennis ball."?
Options:
- yes
- it is not possible to tell
- no
You ca n play tennis whether you are a man or woman.
The answer is no.

Q: Test for natural language inference.
Premise: "A woman in gray holding a baby wearing green headphones at a concert."
Hypothesis: "The concert is at a park."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: A woman attending a concert holding a baby doesn't mean the the concert is in a park.
The answer is it is not possible to tell.

QUESTION: Given the sentence "A man is riding a unicycle and playing the bagpipes in a crowd of people." can we conclude that "A man is playing an instrument in a concert hall."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: A man can't be riding a unicycle is she is playing an instrument.
The answer is no.

[QUESTION] Premise: "A woman in a black leather mini-dress and boots is shopping from a street vendor."
Hypothesis: "The woman is going to make a purchase."
Do we know that the hypothesis entailed by the premise?
Shopping from a street vendor does not imply that she will be going to make a purchase.
The answer is it is not possible to tell.

Q: Test for natural language inference.
Premise: "Two white dogs play on the green grass."
Hypothesis: "Two white dogs are playing with some children outside on the grass."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: Two dogs playing does not mean they are also playing with children outside.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "Two young men in blue jeans and sneakers cross an urban street."
Hypothesis: "There are two men crossing a street."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
The men are crossing a street because they cross an urban street.
The answer is yes.