[QUESTION] Test for natural language inference.
Premise: "One man building something from an old piano."
Hypothesis: "A man is a hammer on an old piano."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Just because One man building something from an old piano does not indicate that A man is a hammer on an old piano.
The answer is it is not possible to tell.

Q: Given the sentence "A lady is standing in a crowd and is wearing a blue shirt." is it true that "A lady in a blue shirt."?
A: She is in a blue shirt because she is wearing a blue shirt.
The answer is yes.

QUESTION: If "People riding on a subway reading newspapers." does that mean that "A woman makes dinner."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: In order to be described as people there needs to be more than one woman. If she makes dinner she cannot be reading.
The answer is no.

[QUESTION] If "Several asian men and women are standing at a busy crosswalk while waiting for their turn to cross the street." does that mean that "Several asian men and women are happily standing."?
Options:
- yes
- it is not possible to tell
- no
Not all Asian men and women standing at a busy crosswalk are happily standing.
The answer is it is not possible to tell.

Q: Test for natural language inference.
Premise: "A young woman is playing the violin while another lady plays the piano."
Hypothesis: "They are part of an orchestra."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: Playing two different musical instruments doesn't imply being part of an orchestra.
The answer is it is not possible to tell.

[QUESTION] Given the sentence "A kayaker wearing a blue wetsuit and black helmet paddles his yellow kayak in murky rolling rapids." is it true that "The man is on the river."?
Kayaking in murky rolling rapids can happen in various bodies of water and doesn't happen exclusively on a river.
The answer is it is not possible to tell.