QUESTION: Premise: "Police officer whistles while he works."
Hypothesis: "A working man makes a tune using his mouth."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: A police officer is a working man. He whistles to make a tune.
The answer is yes.

[QUESTION] Test for natural language inference.
Premise: "Two children sit on a small seesaw in the sand."
Hypothesis: "The women stood next to the sand."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
If the woman stood next to the sand then she would be standing up and you cannot sit while standing.
The answer is no.

Q: If "Three elderly men play a board game on a green board with beige pieces." does that mean that "The men played games on friday."?
Options:
- yes
- it is not possible to tell
- no
A: Men doesn't mean elderly and playing a game doesn't mean played on Friday only.
The answer is it is not possible to tell.

QUESTION: Given the sentence "A singing group performs a song at a upscale event." can we conclude that "Singers lost their voices and mime."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Singers that lost their voices and mime cannot perform a song.
The answer is no.

[QUESTION] Given the sentence "A mountain biker travels along a dirt trail inside a heavily wooded area." can we conclude that "A man rides a route he hasn't tried before."?
Options:
- yes
- it is not possible to tell
- no
Travels along a trail does not imply a man hasn't tried the trail before.
The answer is it is not possible to tell.

Q: Given the sentence "Two brown dogs together standing on the bank of a lake." can we conclude that "Two dogs are standing by the lake."?
Options:
- yes
- it is not possible to tell
- no
A:
One can stand on the banks and be by the lake.
The answer is yes.