[QUESTION] Premise: "A man wearing a red shirt looks to the left while standing in a city."
Hypothesis: "A man in a red shirt has turned his head."
Do we know that the hypothesis entailed by the premise?
A man in a red shirt has turned his head implies to a man looks to the left while standing in a city.
The answer is yes.

[QUESTION] If "People are standing on stones in a river." does that mean that "A hiking expedition walks through the desert."?
Options:
- yes
- it is not possible to tell
- no
People cant see river in desert and they can only walks on stones and sand in desert.
The answer is no.

[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
A crowd of people showing off their origin by holding flags.
The answer is yes.

[QUESTION] Given the sentence "A woman wearing a ponytail and green shirt walking while looking down." is it true that "A woman is moving around."?
A woman ' walking while looking down ' implies similar meaning of moving around.
The answer is yes.