[Q] Test for natural language inference.
Premise: "Old man in a hat cuts wood with a saw while outside."
Hypothesis: "An elderly man is cutting wood while outdoors."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
[A] Someone who is elderly is old. Someone who cuts wood outside is cutting wood outdoors.
The answer is yes.

[Q] Premise: "Four people are walking along a trail in the desert."
Hypothesis: "Four people are walking outside."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
[A] They are outside because they are walking along a trail in the desert.
The answer is yes.

[Q] Given the sentence "A man with a black and blue backpack hikes down a rock face." can we conclude that "A man hikes in a local park."?
Options:
- yes
- it is not possible to tell
- no
[A] Hiking down a rock face does not have to happen in a local park.
The answer is it is not possible to tell.