[QUESTION] Given the sentence "Two women dancing on a walkway with band in the background and pedestrians walking by." is it true that "Two women sitting and listening to the band in the background."?
The women are either dancing or sitting. They cannot do both at the same time.
The answer is no.

Q: Can we conclude from "A man wearing a red jacket and gray shirt is using a chisel on an object." that "A man is using a chisel."?
Options:
- yes
- no
- it is not possible to tell
A: If a man is using a chisel it follows that he is using it on an object.
The answer is yes.

QUESTION: Can we conclude from "A woman taking a picture of someone photographing her." that "A woman is posing for the camera."?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: Taking a picture of someone photographing her indicates she is posing for the camera.
The answer is yes.

[QUESTION] Premise: "A man walks on the sidewalk by a sign."
Hypothesis: "A human on the sidewalk."
Do we know that the hypothesis entailed by the premise?
A man is walking on the sidewalk by a street sign.
The answer is yes.

Q: Premise: "A man in jeans and a dark t-shirt is working on a train with an oil pot."
Hypothesis: "A man working a train."
Do we know that the hypothesis entailed by the premise?
A: Working with an oil pot is a type of work that is performed on a train.
The answer is yes.

[QUESTION] Premise: "A girl in a black shirt is sitting under some trees having a drink."
Hypothesis: "A girl in a blue shirt is is running through the park."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A girl can either wear a black shirt or blue shirt. She also can either sit under some trees or run through the park.
The answer is no.