Question and answer: Q: Test for natural language inference.
Premise: "A man is sweeping trash into a pan while a group of people are walking by."
Hypothesis: "A woman is sweeping trash into a pan while a group of people are walking by."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: no
Explanation: The person sweeping trash can't be both a man and a woman.

Question and answer: Q: If "A dark-skinned man smothered in white liquid." does that mean that "The dark-skin man has something on his skin so you can't see it."?
Options:
- yes
- it is not possible to tell
- no
A: yes
Explanation: Has something on his skin so you can't see it is a rephrase of smothered in white liquid.

Question and answer: Q: Premise: "Four young men dance on stage."
Hypothesis: "A group of men dance on stage."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A: yes
Explanation:
Four men are a group. The stage is used to dance.