[QUESTION] Premise: "Red racing car on track blowing smoke."
Based on this premise, can we conclude that the hypothesis "A stock car on a dirt track pollutes the surrounding air." is true?
Options:
- yes
- it is not possible to tell
- no
The car might not be a stock car. The track might not be dirt.
The answer is it is not possible to tell.

Q: Can we conclude from "Skateboarders being photographed on a hill." that "The skateboarders are in the living room watching tv."?
Options:
- yes
- no
- it is not possible to tell
A: The skateboarders watching tv in living room contradicts skateboarders being photographed on a hill.
The answer is no.

QUESTION: Test for natural language inference.
Premise: "A young woman is painting the wall of a room with bright orange-red paint."
Hypothesis: "A women is painting the wall with oil paint."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: Painting the wall of a room with orange-red paint does not necessarily imply oil paint.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "A man is laughing by seeing something."
Hypothesis: "A man is angry by what he sees."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
The man cannot be laughing and be angry at the same time.
The answer is no.

Q: Test for natural language inference.
Premise: "A lone man talks on his cellphone outside a subway station."
Hypothesis: "The man is taking a nap on the bench."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: The man can't both be talking on his cellphone and taking a nap.
The answer is no.

[QUESTION] Test for natural language inference.
Premise: "Two cyclists are coming around a corner in what appears to be a race."
Hypothesis: "One cyclist is ahead of the other."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
During a race one cyclist is not always ahead of the other.
The answer is it is not possible to tell.