[QUESTION] Can we conclude from "Old man smoking cigarette on bench." that "A man smoking."?
Options:
- yes
- no
- it is not possible to tell
One is smoking if they are smoking a cigarette regardless of location.
The answer is yes.

Q: If "Three teenagers in a subway playing around." does that mean that "Some people waiting on a train."?
Options:
- yes
- it is not possible to tell
- no
A: Just because teenagers are around the subway doesn't mean they are waiting on a train.
The answer is it is not possible to tell.

QUESTION: Premise: "A little boy is sitting on the street while people walk past."
Based on this premise, can we conclude that the hypothesis "The little boy writes on the chalkboard." is true?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: He cannot be sitting on the street if he writes on a chalkboard.
The answer is no.

[QUESTION] Given the sentence "A man in a black hat sells russian hats and tourist goods at an outdoor stand." can we conclude that "A woman in a red jacket sells yo-yo's at an indoor mall."?
Options:
- yes
- it is not possible to tell
- no
A man isn't a woman. Russian hats and tourist goods aren't yo-yo's. The outdoor stand can't be in an indoor mall.
The answer is no.

Q: Test for natural language inference.
Premise: "Some children in black robes and black and red hats."
Hypothesis: "Children participating in religious ceremony."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: Just because the attire is black robes and black and red hats doesn't mean it is a religious ceremony.
The answer is it is not possible to tell.

[QUESTION] Given the sentence "Two elderly men meeting in front of a shop." can we conclude that "Two men are meeting for coffee."?
Options:
- yes
- it is not possible to tell
- no
Meeting in front of a shop does not imply meeting for coffee.
The answer is it is not possible to tell.