QUESTION: Can we conclude from "The street sweeping crew cleans the street with a crowd of people in the background." that "A crew works to make the public streets cleaner."?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: A sweeping crew's job would be working to make the streets cleaner.
The answer is yes.

[QUESTION] Given the sentence "Three woman passing by a poster in the street." can we conclude that "There are three women passing by a poster in the street."?
Options:
- yes
- it is not possible to tell
- no
Three woman passing is a rephrasing of there are three women passing.
The answer is yes.

Q: Test for natural language inference.
Premise: "Gothic-dressed woman walking down a street carrying a shopping bag."
Hypothesis: "A gothic-dressed woman walking down a street carrying a shopping bag after exiting a mall."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: Carrying a shopping bag does not imply that a woman is exiting a mall.
The answer is it is not possible to tell.

QUESTION: Given the sentence "A crowd of people standing and walking down the streets." can we conclude that "Some are holding their country flags."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: A crowd of people showing off their origin by holding flags.
The answer is yes.

[QUESTION] Test for natural language inference.
Premise: "A white dog is running with an orange fence behind him."
Hypothesis: "A white dog is running though the grass."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A white dog is running with an orange fence behind him does not indicate that it is running though the grass.
The answer is it is not possible to tell.

Q: Given the sentence "A man in a white shirt is metal detecting." is it true that "While two other men watch."?
A:
Three men are on the beach searching for a set of lost keys with a metal detector.
The answer is it is not possible to tell.