[QUESTION] Given the sentence "A little boy in a blue coat is playing next to some ducks in a park." is it true that "A sad little boy in a blue coat is playing next to some ducks in a park."?
A little boy is not necessarily sad when playing next to ducks in a park.
The answer is it is not possible to tell.

[QUESTION] Given the sentence "A singer with a guitar sings into a microphone on stage while the drummer sits behind him." is it true that "A singer with an accordion sings into a microphone on stage while the bassist sits in front of him."?
An accordion is not a guitar and a bassist is not a drummer.
The answer is no.

[QUESTION] If "A group of people travel through a line along side a gorilla statue." does that mean that "Tourists on vacation."?
Options:
- yes
- it is not possible to tell
- no
A group of people who travel through a line along side a statue are not necessarily tourists on vacation.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "People gathered around watching a musical performance on a stage at night."
Hypothesis: "People enjoys the music at night time."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
People watching a musical performance at night must be people enjoys the music at night time.
The answer is yes.