Q: Given the sentence "People dressed as pirates are having a good time in their cardboard boat." is it true that "Actors put on a kid show as pirates."?
A: People may not be actors and having a good time in their cardboard boat is not putting on a kid show.
The answer is it is not possible to tell.

QUESTION: Premise: "Two men are working on the bricks of a building."
Hypothesis: "Two men are putting up aluminum siding."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: Bricks and aluminum siding are completely different types of building materials.
The answer is no.

[QUESTION] Premise: "Hiker standing on top of a rock overlooking a town."
Hypothesis: "The man is sitting on a bench."
Do we know that the hypothesis entailed by the premise?
Standing is different to sitting. Rock is not the same as bench.
The answer is no.

Q: If "Two big brow dogs who look alike wrestle." does that mean that "Two animals are fighting."?
Options:
- yes
- it is not possible to tell
- no
A: The dogs may look like they are fighting but the could be very excited and are actually just fighting.
The answer is it is not possible to tell.

QUESTION: Given the sentence "Teenagers enjoy skateboarding in a pedestrian area." can we conclude that "It is sunny outside."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Not all pedestrian areas are outside. Skateboarding does not imply it is sunny out.
The answer is it is not possible to tell.

QUESTION: Premise: "A man in a black vest and blue jeans is rollerskating."
Hypothesis: "The man is rollerskating in his black vest and blue jeans."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly:
Someone doing something in a black vest and blue jeans implies they are his black vest and blue jeans.
The answer is yes.