QUESTION: Given the sentence "The band plays during the outdoor festivity." can we conclude that "An acapella group serenades the prom queen."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: A band could not be considered an acapella group because a band uses instruments other than vocals.
The answer is no.

[QUESTION] Premise: "An homeless man is rubbing his hands together trying to keep warm."
Hypothesis: "A homeless man rubbing his hands together for warmth on a cold snowy day outside."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
The day could have been something other than cold and snowy. The homeless man could have been outside or inside.
The answer is it is not possible to tell.

Q: If "Horse number 8 is racing." does that mean that "There is a horse racing."?
Options:
- yes
- it is not possible to tell
- no
A: The fact that the horse is racing CAN be inferred. There is no non-inferrable information.
The answer is it is not possible to tell.

QUESTION: Given the sentence "The girls were in the crowd." is it true that "The girls waited anxiously in the crowd."?

Let's solve it slowly: Girls in a crowd are not assumed to have waited anxiously.
The answer is it is not possible to tell.

[QUESTION] If "A man with a tattooed arm is carrying a black adidas bag." does that mean that "A man with a tattooed arm is carrying a black bag."?
Options:
- yes
- it is not possible to tell
- no
A black adidas bag is being carried by a man with tattooed arm.
The answer is yes.

Q: Test for natural language inference.
Premise: "A woman stands in profile observing the lighted face of a tower clock."
Hypothesis: "A woman is reading the time on a tower clock."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A:
Not all women who observe the face of a clock are reading the time.
The answer is it is not possible to tell.