Q: Premise: "A dog wearing an orange jacket is laying in the snow."
Hypothesis: "A dog lies in the snow."
Do we know that the hypothesis entailed by the premise?
A: Is laying in is another way of saying lies in. This means that if a dog is laying in the snow it follows that a dog lies in the snow.
The answer is yes.

Q: Can we conclude from "A group travels on the back of camels." that "A group is traveling on camels led by a tour guide."?
Options:
- yes
- no
- it is not possible to tell
A: Just because on camels does not necessarily mean led by a tour guide.
The answer is it is not possible to tell.

Q: If "Woman dancing on the ice." does that mean that "An ice skater is performing on a frozen lake."?
Options:
- yes
- it is not possible to tell
- no
A: Woman dancing on the ice does not imply she is an ice skater is performing on a frozen lake.
The answer is it is not possible to tell.

Q: Premise: "A boy stands on a rail with his arms outstretched."
Hypothesis: "A sad boy stands on a rail with his arms outstretched."
Do we know that the hypothesis entailed by the premise?
A:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Standing on a rail with outstretched arms does not indicate mood/emotion such a being sad.
The answer is it is not possible to tell.