Student asked: Test for natural language inference.
Premise: "A group of men are standing around during a sports game in a park."
Hypothesis: "They are watching their favorite team play."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. Standing around doesn't necessarily mean they are watching or that the team is their favorite. The answer is it is not possible to tell.

Student asked: Premise: "A woman in a cream tank tops and sunglasses scratches her head as she looks of to the side."
Based on this premise, can we conclude that the hypothesis "A woman is currently using at least one of her hands." is true?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. If she is scratching her head she must be using at least one of her hands. The answer is yes.

Student asked: Premise: "Two men are using their laptops."
Hypothesis: "Two men are having a lunch together."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. It is not plausible that the two men are working on their separate laptops and eating lunch together at the same time. The answer is no.

Student asked: Given the sentence "The boy in the red and white shirt is signing large paper." can we conclude that "A boy is using a pen."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. The boy may be sighing the paper with things other than a pen. The answer is it is not possible to tell.