Q: Premise: "Man wearing an purple shirt working in a biology lab."
Based on this premise, can we conclude that the hypothesis "The man is working in the laboratory." is true?
Options:
- yes
- it is not possible to tell
- no
A: A man is working in the laboratory regardless of what he is wearing.
The answer is yes.

QUESTION: Given the sentence "In a crowd of young people at a bar." is it true that "A man stands displaying the rock and roll sign."?

Let's solve it slowly: A man is in a crowd of people at a bar.
The answer is yes.

[QUESTION] Premise: "A man working on a grand piano."
Hypothesis: "The pianist is working on his piano."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
We can't imply that the pianist is a man working on a piano.
The answer is it is not possible to tell.

Q: Premise: "A snowboarder and a skier are taking a break near the lift."
Based on this premise, can we conclude that the hypothesis "The snowboarder is catching his breath after his last run." is true?
Options:
- yes
- it is not possible to tell
- no
A: A snowboarder is taking a break doesn't imply catching his breath after his last run.
The answer is it is not possible to tell.

QUESTION: Given the sentence "A woman is hauling up a bucket or bottle using a rope which is suspended from a window." is it true that "A woman carrying clean water to take a shower."?

Let's solve it slowly: Taking a shower is only one thing clean water can be used for.
The answer is it is not possible to tell.

QUESTION: Premise: "A person is riding a bike on a dirt track."
Based on this premise, can we conclude that the hypothesis "A person is riding a bike." is true?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly:
Riding a bike on a dirt track shows riding a bike.
The answer is yes.