[QUESTION] Premise: "Two girls talking while sitting on the stairs."
Based on this premise, can we conclude that the hypothesis "Two girls are happily talking." is true?
Options:
- yes
- it is not possible to tell
- no
Two girls talking while sitting on the stairs does not necessary that they are happily talking.
The answer is it is not possible to tell.

[QUESTION] Premise: "A runner heading toward a base while the baseman tries to tag him out."
Hypothesis: "They are reading books."
Do we know that the hypothesis entailed by the premise?
A runner heading toward a base is different from people reading books.
The answer is no.

[QUESTION] Premise: "A man in a hat sits outside near some cardboard boxes."
Hypothesis: "The man is walking near a river."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A man cannot sit at the same time he is walking.
The answer is no.

[QUESTION] Given the sentence "Skier jumps high in front of trees in snowy winter landscape." is it true that "A person is sunbathing."?
One can not jump and be sunbathing at the same time.
The answer is no.